{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,2]],"date-time":"2026-09-02T11:49:45Z","timestamp":1788349785299,"version":"build-2803163510"},"reference-count":74,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2025,3,15]],"date-time":"2025-03-15T00:00:00Z","timestamp":1741996800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"funder":[{"DOI":"10.13039\/100024286","name":"Environmental Professionals' Organization of Connecticut","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100024286","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["phiro.science","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Physics and Imaging in Radiation Oncology"],"published-print":{"date-parts":[[2025,4]]},"DOI":"10.1016\/j.phro.2025.100751","type":"journal-article","created":{"date-parts":[[2025,3,26]],"date-time":"2025-03-26T22:10:41Z","timestamp":1743027041000},"page":"100751","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":3,"special_numbering":"C","title":["A systematic review of tumour position reproducibility and stability in breath-hold for radiation therapy of the upper abdomen"],"prefix":"10.1016","volume":"34","author":[{"given":"Briana","family":"Farrugia","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kerryn","family":"Brown","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kellie","family":"Knight","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Caroline","family":"Wright","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.phro.2025.100751_b0005","first-page":"209","article-title":"Global cancer statistics 2020: GLOBOCAN estimates of incidence and mortality worldwide for 36 cancers in 185 countries","volume":"71","author":"Sung","year":"2021","journal-title":"CA: Cancer J Clin"},{"key":"10.1016\/j.phro.2025.100751_b0010","doi-asserted-by":"crossref","first-page":"1301","DOI":"10.1016\/S0140-6736(18)30010-2","article-title":"Hepatocellular carcinoma","volume":"391","author":"Forner","year":"2018","journal-title":"Lancet"},{"key":"10.1016\/j.phro.2025.100751_b0015","doi-asserted-by":"crossref","first-page":"1734","DOI":"10.1016\/S0140-6736(02)08649-X","article-title":"Arterial embolisation or chemoembolisation versus symptomatic treatment in patients with unresectable hepatocellular carcinoma: a randomised controlled trial","volume":"359","author":"Llovet","year":"2002","journal-title":"Lancet"},{"key":"10.1016\/j.phro.2025.100751_b0020","doi-asserted-by":"crossref","first-page":"1619","DOI":"10.1200\/JCO.2012.48.2703","article-title":"Radiotherapy for hepatocellular carcinoma with tumor vascular thrombus: ready for prime time?","volume":"31","author":"Hong","year":"2013","journal-title":"J Clin Oncol"},{"issue":"13","key":"10.1016\/j.phro.2025.100751_b0025","doi-asserted-by":"crossref","first-page":"1631","DOI":"10.1200\/JCO.2012.44.1659","article-title":"Sequential phase i and ii trials of stereotactic body radiotherapy for locally advanced hepatocellular carcinoma","volume":"31","author":"Bujold","year":"2013","journal-title":"J Clin Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0030","doi-asserted-by":"crossref","first-page":"22","DOI":"10.1016\/j.ijrobp.2012.08.043","article-title":"Hepatocellular carcinoma radiation therapy: review of evidence and future opportunities","volume":"87","author":"Klein","year":"2013","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0035","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pone.0077472","article-title":"Stereotactic body radiation therapy for hepatocellular carcinoma: prognostic factors of local control, overall survival, and toxicity","volume":"8","author":"Bibault","year":"2013","journal-title":"PLoS One"},{"key":"10.1016\/j.phro.2025.100751_b0040","doi-asserted-by":"crossref","first-page":"404","DOI":"10.1200\/JCO.2015.64.8097","article-title":"Can stereotactic body radiotherapy effectively treat hepatocellular carcinoma?","volume":"34","author":"Barry","year":"2016","journal-title":"J Clin Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0045","doi-asserted-by":"crossref","first-page":"68","DOI":"10.1177\/1758834014564775","article-title":"Advanced pancreatic adenocarcinoma: a review of current treatment strategies and developing therapies","volume":"7","author":"Teague","year":"2015","journal-title":"Ther Adv Med Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0050","doi-asserted-by":"crossref","first-page":"185","DOI":"10.1007\/s00066-017-1227-5","article-title":"Essential role of radiation therapy for the treatment of pancreatic cancer: Novel study concepts and established treatment recommendations","volume":"194","author":"Dobiasch","year":"2018","journal-title":"Strahlenther Onkol"},{"key":"10.1016\/j.phro.2025.100751_b0055","doi-asserted-by":"crossref","first-page":"v58","DOI":"10.1093\/annonc\/mdw328","article-title":"Renal cell carcinoma: ESMO Clinical Practice Guidelines for diagnosis, treatment and follow-up","volume":"27","author":"Escudier","year":"2016","journal-title":"Ann Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0060","doi-asserted-by":"crossref","first-page":"484","DOI":"10.1016\/j.rpor.2015.05.009","article-title":"SBRT: A viable option for treating adrenal gland metastases","volume":"20","author":"Ippolito","year":"2015","journal-title":"Rep Pract Oncol Radiother"},{"key":"10.1016\/j.phro.2025.100751_b0065","doi-asserted-by":"crossref","first-page":"254","DOI":"10.1097\/01.sla.0000217629.94941.cf","article-title":"Epidemiology and management of liver metastases from colorectal cancer","volume":"244","author":"Manfredi","year":"2006","journal-title":"Ann Surg"},{"key":"10.1016\/j.phro.2025.100751_b0070","doi-asserted-by":"crossref","first-page":"78 -","DOI":"10.1186\/s12885-017-3925-x","article-title":"Colorectal cancer liver metastases - a population-based study on incidence, management and survival","volume":"18","author":"Engstrand","year":"2018","journal-title":"BMC Cancer"},{"key":"10.1016\/j.phro.2025.100751_b0075","doi-asserted-by":"crossref","first-page":"5937","DOI":"10.2147\/CMAR.S178395","article-title":"Incidence and prognostic factors of patients with synchronous liver metastases upon initial diagnosis of breast cancer: a population-based study","volume":"10","author":"Zhao","year":"2018","journal-title":"Cancer Manag Res"},{"key":"10.1016\/j.phro.2025.100751_b0080","doi-asserted-by":"crossref","DOI":"10.1016\/j.canep.2020.101760","article-title":"Epidemiology of liver metastases","volume":"67","author":"Horn","year":"2020","journal-title":"Cancer Epidemiol"},{"key":"10.1016\/j.phro.2025.100751_b0085","doi-asserted-by":"crossref","first-page":"e28","DOI":"10.1016\/S1470-2045(12)70510-7","article-title":"Stereotactic body radiotherapy for oligometastases","volume":"14","author":"Tree","year":"2013","journal-title":"Lancet Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0090","doi-asserted-by":"crossref","first-page":"4078","DOI":"10.1118\/1.3438081","article-title":"Stereotactic body radiation therapy: the report of AAPM Task Group 101","volume":"37","author":"Benedict","year":"2010","journal-title":"Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0095","doi-asserted-by":"crossref","first-page":"3874","DOI":"10.1118\/1.2349696","article-title":"The management of respiratory motion in radiation oncology report of AAPM Task Group 76","volume":"33","author":"Keall","year":"2006","journal-title":"Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0100","doi-asserted-by":"crossref","first-page":"1307","DOI":"10.1016\/j.ijrobp.2004.07.718","article-title":"Reproducibility of organ position using voluntary breath-hold method with spirometer for extracranial stereotactic radiotherapy","volume":"60","author":"Kimura","year":"2004","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0105","doi-asserted-by":"crossref","first-page":"84","DOI":"10.1002\/acm2.12100","article-title":"Feasibility study of ultrasound imaging for stereotactic body radiation therapy with active breathing coordinator in pancreatic cancer","volume":"18","author":"Su","year":"2017","journal-title":"J Appl Clin Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0110","doi-asserted-by":"crossref","first-page":"11 -","DOI":"10.1186\/1748-717X-9-11","article-title":"Adequacy of inhale\/exhale breathhold CT based ITV margins and image-guided registration for free-breathing pancreas and liver SBRT","volume":"9","author":"Yang","year":"2014","journal-title":"Radiat Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0115","doi-asserted-by":"crossref","first-page":"379","DOI":"10.1016\/j.radonc.2011.11.007","article-title":"Hypofraction radiotherapy of liver tumor using cone beam computed tomography guidance combined with active breath control by long breath-holding","volume":"104","author":"Zhong","year":"2012","journal-title":"Radiother Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0120","doi-asserted-by":"crossref","first-page":"439","DOI":"10.1016\/j.radonc.2007.12.006","article-title":"Application of active breathing control in 3-dimensional conformal radiation therapy for hepatocellular carcinoma: The feasibility and benefit","volume":"87","author":"Zhao","year":"2008","journal-title":"Radiother Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0125","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pmed.1000100","article-title":"The PRISMA statement for reporting systematic reviews and meta-analyses of studies that evaluate health care interventions: explanation and elaboration","volume":"6","author":"Liberati","year":"2009","journal-title":"PLoS Med"},{"key":"10.1016\/j.phro.2025.100751_b0130","doi-asserted-by":"crossref","unstructured":"O'Connor D, Green S, Higgins JP. Defining the review question and developing criteria for including studies. Cochrane Handbook for Systematic Reviews of Interventions; 2008. p. 81\u201394.","DOI":"10.1002\/9780470712184.ch5"},{"key":"10.1016\/j.phro.2025.100751_b0135","unstructured":"(EPOC). CEPaOoC. Data collection form. EPOC resources for review authors. Available from epoc.cochrane.org\/epoc-specific-resources-review-authors 2013. epoc.cochrane.org\/epoc-specific-resources-review-authors; 2013."},{"key":"10.1016\/j.phro.2025.100751_b0140","series-title":"Cook RCLLS, editor.: Alberta Heritage Foundation for Medical Research (AHFMR) HTA Initiative #13","article-title":"Standard quality assessment criteria for evaluating primary research papers from a variety of fields","author":"Kmet","year":"2004"},{"key":"10.1016\/j.phro.2025.100751_b0145","doi-asserted-by":"crossref","DOI":"10.1016\/j.radonc.2023.109734","article-title":"ESTRO-ACROP guideline: recommendations on implementation of breath-hold techniques in radiotherapy","volume":"185","author":"Aznar","year":"2023","journal-title":"Radiother Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0150","doi-asserted-by":"crossref","first-page":"917","DOI":"10.1148\/radiol.10090890","article-title":"A simple respiratory indicator for irradiation during voluntary breath holding: a one-touch device without electronic materials","volume":"255","author":"Onishi","year":"2010","journal-title":"Radiology"},{"key":"10.1016\/j.phro.2025.100751_b0155","article-title":"Influence of intra- and interfraction motion on planning target volume margin in liver stereotactic body radiation therapy using breath hold","volume":"6","author":"Oliver","year":"2021","journal-title":"Adv Radiat Oncol"},{"issue":"2","key":"10.1016\/j.phro.2025.100751_b0160","doi-asserted-by":"crossref","first-page":"834","DOI":"10.1016\/j.ijrobp.2010.12.050","article-title":"Lipiodol: a potential direct surrogate for cone-beam computed tomography image guidance in radiotherapy of liver tumors","volume":"82","author":"Yue","year":"2012","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0165","doi-asserted-by":"crossref","first-page":"755","DOI":"10.1093\/jrr\/rraa054","article-title":"Positional repeatability and variation in internal and external markers during volumetric-modulated arc therapy under end-exhalation breath-hold conditions for pancreatic cancer patients","volume":"61","author":"Sasaki","year":"2020","journal-title":"J Radiat Res"},{"key":"10.1016\/j.phro.2025.100751_b0170","doi-asserted-by":"crossref","first-page":"610","DOI":"10.1016\/j.ijrobp.2006.03.026","article-title":"Assessment of residual error in liver position using kV cone-beam computed tomography for liver cancer high-precision radiation therapy","volume":"66","author":"Hawkins","year":"2006","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0175","doi-asserted-by":"crossref","first-page":"751","DOI":"10.1016\/j.ijrobp.2005.05.066","article-title":"Reproducibility of liver position using active breathing coordinator for liver cancer radiotherapy","volume":"64","author":"Eccles","year":"2006","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0180","doi-asserted-by":"crossref","first-page":"5","DOI":"10.1016\/j.jmir.2012.09.001","article-title":"Dosimetric impact of image-guided radiotherapy in liver stereotactic radiotherapy","volume":"44","author":"Eccles","year":"2013","journal-title":"J Med Imaging Radiat Sci"},{"key":"10.1016\/j.phro.2025.100751_b0185","doi-asserted-by":"crossref","first-page":"1247","DOI":"10.1016\/j.ijrobp.2005.03.072","article-title":"Accuracy of daily image guidance for hypofractionated liver radiotherapy with active breathing control","volume":"62","author":"Dawson","year":"2005","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0190","doi-asserted-by":"crossref","first-page":"856","DOI":"10.1080\/02841860600936369","article-title":"Individualized image guided iso-NTCP based liver cancer SBRT","volume":"45","author":"Dawson","year":"2006","journal-title":"Acta Oncol"},{"issue":"5","key":"10.1016\/j.phro.2025.100751_b0195","doi-asserted-by":"crossref","first-page":"357","DOI":"10.1007\/s11604-013-0199-3","article-title":"Reproducibility of diaphragm position assessed with a voluntary breath-holding device","volume":"31","author":"Takamatsu","year":"2013","journal-title":"Jpn J Radiol"},{"key":"10.1016\/j.phro.2025.100751_b0200","doi-asserted-by":"crossref","first-page":"557","DOI":"10.1016\/j.ejmp.2016.02.007","article-title":"Availability of applying diaphragm matching with the breath-holding technique in stereotactic body radiation therapy for liver tumors","volume":"32","author":"Kawahara","year":"2016","journal-title":"Phys Med"},{"issue":"2","key":"10.1016\/j.phro.2025.100751_b0205","doi-asserted-by":"crossref","first-page":"84","DOI":"10.1016\/j.rpor.2018.01.007","article-title":"Interfractional diaphragm changes during breath-holding in stereotactic body radiotherapy for liver cancer","volume":"23","author":"Kawahara","year":"2018","journal-title":"Rep Pract Oncol Radiother"},{"key":"10.1016\/j.phro.2025.100751_b0210","doi-asserted-by":"crossref","first-page":"1028","DOI":"10.1097\/JCMA.0000000000000798","article-title":"Liver-directed stereotactic body radiotherapy can be reliably delivered to selected patients without internal fiducial markers \u2013 a case series","volume":"85","author":"Fu","year":"2022","journal-title":"J Chin Med Assoc"},{"issue":"6","key":"10.1016\/j.phro.2025.100751_b0215","doi-asserted-by":"crossref","first-page":"1035","DOI":"10.5603\/RPOR.a2021.0131","article-title":"Impact on liver position under breath-hold by computed tomography contrast agents in stereotactic body radiotherapy of liver cancer","volume":"26","author":"Miura","year":"2021","journal-title":"Rep Pract Oncol Radiother"},{"key":"10.1016\/j.phro.2025.100751_b0220","doi-asserted-by":"crossref","first-page":"65","DOI":"10.3857\/roj.2016.02019","article-title":"The role of surgical clips in the evaluation of interfractional uncertainty for treatment of hepatobiliary and pancreatic cancer with postoperative radiotherapy","volume":"35","author":"Bae","year":"2017","journal-title":"Radiat Oncol J"},{"issue":"5","key":"10.1016\/j.phro.2025.100751_b0225","doi-asserted-by":"crossref","first-page":"1565","DOI":"10.1016\/j.ijrobp.2010.05.046","article-title":"Positional reproducibility of pancreatic tumors under end-exhalation breath-hold conditions using a visual feedback technique","volume":"79","author":"Nakamura","year":"2011","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0230","doi-asserted-by":"crossref","first-page":"5123","DOI":"10.1120\/jacmp.v16i2.5123","article-title":"Interfraction positional variation in pancreatic tumors using daily breath-hold cone-beam computed tomography with visual feedback","volume":"16","author":"Nakamura","year":"2015","journal-title":"J Appl Clin Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0235","doi-asserted-by":"crossref","first-page":"49","DOI":"10.1002\/acm2.12883","article-title":"Impact of interfractional anatomical variation and setup correction methods on interfractional dose variation in IMPT and VMAT plans for pancreatic cancer patients: A planning study","volume":"21","author":"Ashida","year":"2020","journal-title":"J Appl Clin Med Phys"},{"issue":"4","key":"10.1016\/j.phro.2025.100751_b0240","doi-asserted-by":"crossref","first-page":"e280","DOI":"10.1016\/j.prro.2019.10.012","article-title":"Setup management for stereotactic body radiation therapy of patients with pancreatic cancer treated via the breath-hold technique","volume":"10","author":"Teboh","year":"2020","journal-title":"Pract Radiat Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0245","article-title":"Geometric reproducibility of fiducial markers and efficacy of a patient-specific margin design using deep inspiration breath hold for stereotactic body radiation therapy for pancreatic cancer","volume":"6","author":"Han-Oh","year":"2021","journal-title":"Adv Radiat Oncol"},{"issue":"1","key":"10.1016\/j.phro.2025.100751_b0250","doi-asserted-by":"crossref","first-page":"39","DOI":"10.1002\/acm2.12220","article-title":"Intra- and inter-fractional liver and lung tumor motions treated with sbrt under active breathing control","volume":"19","author":"Lu","year":"2018","journal-title":"J Appl Clin Med Phys"},{"issue":"5","key":"10.1016\/j.phro.2025.100751_b0255","doi-asserted-by":"crossref","first-page":"37","DOI":"10.1002\/acm2.12577","article-title":"Intrafraction tumor motion during deep inspiration breath hold pancreatic cancer treatment","volume":"20","author":"Zeng","year":"2019","journal-title":"J Appl Clin Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0260","doi-asserted-by":"crossref","first-page":"218","DOI":"10.1002\/acm2.13137","article-title":"Accuracy and efficiency of respiratory gating comparable to deep inspiration breath hold for pancreatic cancer treatment","volume":"22","author":"Zeng","year":"2021","journal-title":"J Appl Clin Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0265","doi-asserted-by":"crossref","first-page":"613","DOI":"10.1186\/s12885-020-07082-y","article-title":"Impact of breath-hold level on positional error aligned by stent\/Lipiodol in Hepatobiliary radiotherapy with breath-hold respiratory control","volume":"20","author":"Huang","year":"2020","journal-title":"BMC Cancer"},{"key":"10.1016\/j.phro.2025.100751_b0270","doi-asserted-by":"crossref","first-page":"46","DOI":"10.1016\/j.ejmp.2019.08.003","article-title":"Ultrasound-based repositioning and real-time monitoring for abdominal SBRT in DIBH","volume":"65","author":"Boda-Heggemann","year":"2019","journal-title":"Phys Med"},{"key":"10.1016\/j.phro.2025.100751_b0275","doi-asserted-by":"crossref","first-page":"1289","DOI":"10.1016\/j.ijrobp.2021.08.001","article-title":"A prospective trial demonstrating the benefit of personalized selection of breath-hold technique for upper-abdominal radiation therapy using the active breathing coordinator","volume":"111","author":"Farrugia","year":"2021","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0280","doi-asserted-by":"crossref","first-page":"268","DOI":"10.1016\/j.radonc.2016.09.012","article-title":"Abdominal organ motion during inhalation and exhalation breath-holds: pancreatic motion at different lung volumes compared","volume":"121","author":"Lens","year":"2016","journal-title":"Radiother Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0285","doi-asserted-by":"crossref","first-page":"99 -","DOI":"10.1186\/s13014-022-02068-5","article-title":"Quantifying the reduction of respiratory motion by mechanical ventilation with MRI for radiotherapy","volume":"17","author":"van Kesteren","year":"2022","journal-title":"Radiat Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0290","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/j.tipsro.2018.04.001","article-title":"Two years' experience with inspiration breath-hold in liver sbrt","volume":"7","author":"Mast","year":"2018","journal-title":"Tech Innov Patient Support Radiat Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0295","doi-asserted-by":"crossref","first-page":"2235","DOI":"10.1088\/0031-9155\/58\/7\/2235","article-title":"Kidney motion during free breathing and breath hold for MR-guided radiotherapy","volume":"58","author":"Stam","year":"2013","journal-title":"Phys Med Biol"},{"key":"10.1016\/j.phro.2025.100751_b0300","doi-asserted-by":"crossref","first-page":"441","DOI":"10.1016\/j.radonc.2018.07.007","article-title":"Intra-breath-hold residual motion of image-guided DIBH liver-SBRT: An estimation by ultrasound-based monitoring correlated with diaphragm position in CBCT","volume":"129","author":"Vogel","year":"2018","journal-title":"Radiother Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0305","doi-asserted-by":"crossref","first-page":"858","DOI":"10.1016\/j.ijrobp.2018.05.048","article-title":"MR-guided gated stereotactic radiation therapy delivery for lung, adrenal, and pancreatic tumors: a geometric analysis","volume":"102","author":"S\u00f6rnsen Koste","year":"2018","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0310","doi-asserted-by":"crossref","first-page":"137","DOI":"10.1016\/j.radonc.2020.09.035","article-title":"Clinical implementation of pencil beam scanning proton therapy for liver cancer with forced deep expiration breath hold","volume":"154","author":"Fracchiolla","year":"2021","journal-title":"Radiother Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0315","doi-asserted-by":"crossref","first-page":"14","DOI":"10.1120\/jacmp.v14i4.4087","article-title":"Deep inspiration breath\u2010hold technique guided by an opto\u2010electronic system for extracranial stereotactic treatments","volume":"14","author":"Garibaldi","year":"2013","journal-title":"J Appl Clin Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0320","first-page":"223","article-title":"Motion management in gastrointestinal cancers","volume":"5","author":"Abbas","year":"2014","journal-title":"J Gastrointest Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0325","doi-asserted-by":"crossref","first-page":"302","DOI":"10.1016\/j.ijrobp.2009.03.058","article-title":"Inter- and intrafraction variability in liver position in non\u2013breath-hold stereotactic body radiotherapy","volume":"75","author":"Case","year":"2009","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0330","doi-asserted-by":"crossref","first-page":"129","DOI":"10.1177\/028418518402500208","article-title":"Cranio-caudal movements of the liver, pancreas and kidneys in respiration","volume":"25","author":"Suramo","year":"1984","journal-title":"Acta Radiol Diagn"},{"key":"10.1016\/j.phro.2025.100751_b0335","article-title":"Dosimetric comparison study between free breathing and breath hold techniques in patients treated by liver-directed stereotactic body radiation therapy","volume":"15","author":"Katano","year":"2023","journal-title":"Cur\u0113us"},{"key":"10.1016\/j.phro.2025.100751_b0340","doi-asserted-by":"crossref","first-page":"952","DOI":"10.1016\/j.ijrobp.2014.07.028","article-title":"Is diaphragm motion a good surrogate for liver tumor motion?","volume":"90","author":"Yang","year":"2014","journal-title":"Int J Radiat Oncol Biol Phys"},{"key":"10.1016\/j.phro.2025.100751_b0345","doi-asserted-by":"crossref","first-page":"108","DOI":"10.1120\/jacmp.v16i2.5123","article-title":"Interfraction positional variation in pancreatic tumors using daily breath\u2010hold cone\u2010beam computed tomography with visual feedback","volume":"16","author":"Nakamura","year":"2015","journal-title":"J Appl Clin Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0350","doi-asserted-by":"crossref","first-page":"1360","DOI":"10.1080\/0284186X.2016.1221532","article-title":"Considerable pancreatic tumor motion during breath-holding","volume":"55","author":"Lens","year":"2016","journal-title":"Acta Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0355","doi-asserted-by":"crossref","first-page":"145","DOI":"10.1016\/j.radonc.2019.04.036","article-title":"Tumor localization accuracy for high-precision radiotherapy during active breath-hold","volume":"137","author":"Lee","year":"2019","journal-title":"Radiother Oncol"},{"key":"10.1016\/j.phro.2025.100751_b0360","doi-asserted-by":"crossref","first-page":"77","DOI":"10.1002\/acm2.12887","article-title":"Dosimetric assessment of patient\u2010specific breath\u2010hold reproducibility on liver motion for SBRT planning","volume":"21","author":"Lu","year":"2020","journal-title":"J Appl Clin Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0365","doi-asserted-by":"crossref","DOI":"10.1002\/acm2.13740","article-title":"Intrafractional accuracy and efficiency of a surface imaging system for deep inspiration breath hold during ablative gastrointestinal cancer treatment","volume":"23","author":"Zeng","year":"2022","journal-title":"J Appl Clin Med Phys"},{"key":"10.1016\/j.phro.2025.100751_b0370","doi-asserted-by":"crossref","first-page":"1028","DOI":"10.1097\/JCMA.0000000000000798","article-title":"Liver-directed stereotactic body radiotherapy can be reliably delivered to selected patients without internal fiducial markers\u2014a case series","volume":"85","author":"Fu","year":"2022","journal-title":"J Chin Med Assoc"}],"container-title":["Physics and Imaging in Radiation Oncology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2405631625000569?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2405631625000569?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,11,8]],"date-time":"2025-11-08T17:33:17Z","timestamp":1762623197000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2405631625000569"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,4]]},"references-count":74,"alternative-id":["S2405631625000569"],"URL":"https:\/\/doi.org\/10.1016\/j.phro.2025.100751","relation":{},"ISSN":["2405-6316"],"issn-type":[{"value":"2405-6316","type":"print"}],"subject":[],"published":{"date-parts":[[2025,4]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"A systematic review of tumour position reproducibility and stability in breath-hold for radiation therapy of the upper abdomen","name":"articletitle","label":"Article Title"},{"value":"Physics and Imaging in Radiation Oncology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.phro.2025.100751","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2025 The Author(s). Published by Elsevier B.V. on behalf of European Society of Radiotherapy & Oncology.","name":"copyright","label":"Copyright"}],"article-number":"100751"}}