{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,18]],"date-time":"2026-09-18T03:02:11Z","timestamp":1789700531255,"version":"4.0.1"},"reference-count":20,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2026,8,25]],"date-time":"2026-08-25T00:00:00Z","timestamp":1787616000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,8,25]],"date-time":"2026-08-25T00:00:00Z","timestamp":1787616000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["aapm.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Applied Clin Med Phys"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Patient\u2010Specific Quality Assurance (PSQA) for Elekta Unity MR\u2010Linac treatments delivered under Comprehensive Motion Management (CMM) is challenging because beam gating, unexpected interruptions, and split sub\u2010segments introduce delivery complexities that are not fully addressed by conventional quality assurance workflows.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>This study aimed to develop and evaluate a log file\u2010based PSQA program for Elekta Unity MR\u2010Linac treatments delivered under CMM.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Log files were parsed to extract Multileaf Collimator (MLC) positions, jaw positions, and Monitor Units (MU) for each segment, with dedicated handling of CMM\u2010induced beam gating, unexpected beam interruptions, and split sub\u2010segments. Gantry\u2010resolved fluence maps reconstructed from the log files were compared with planned fluence maps using gamma analysis. The system was evaluated for 66 cases, including 3 completion plans and 2 baseline shift plans.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Among the 66 plans, 64 achieved passing gamma results, with a pooled average passing rate of 99.91\u00a0\u00b1\u00a00.21%.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The proposed log file\u2010based PSQA framework demonstrates accuracy and clinical practicality for MR\u2010Linac treatments in CMM mode. It may serve as a reliable post\u2010treatment verification tool and reduce dependence on conventional phantom\u2010based QA.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/acm2.70773","type":"journal-article","created":{"date-parts":[[2026,8,25]],"date-time":"2026-08-25T07:22:12Z","timestamp":1787642532000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Log file\u2010based patient\u2010specific quality assurance for MR\u2010guided radiation therapy with comprehensive motion management"],"prefix":"10.1002","volume":"27","author":[{"given":"Kai","family":"Yuan","sequence":"first","affiliation":[{"name":"Medical Physics Division CUHK Medical Centre  Hong Kong Hong Kong SAR China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Matthew Man\u2010hin","family":"Cheung","sequence":"additional","affiliation":[{"name":"Medical Physics Division CUHK Medical Centre  Hong Kong Hong Kong SAR China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Louis","family":"Lee","sequence":"additional","affiliation":[{"name":"Medical Physics Division CUHK Medical Centre  Hong Kong Hong Kong SAR China"},{"name":"Department of Clinical Oncology, Faculty of Medicine The Chinese University of Hong Kong  Hong Kong Hong Kong SAR China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,8,25]]},"reference":[{"key":"e_1_2_12_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ctro.2019.04.001"},{"key":"e_1_2_12_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejmp.2025.105189"},{"key":"e_1_2_12_4_1","doi-asserted-by":"publisher","DOI":"10.1002\/acm2.70005"},{"key":"e_1_2_12_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/mp.13374"},{"key":"e_1_2_12_6_1","doi-asserted-by":"publisher","DOI":"10.1002\/acm2.70232"},{"key":"e_1_2_12_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/acm2.13053"},{"key":"e_1_2_12_8_1","doi-asserted-by":"publisher","DOI":"10.1002\/acm2.13361"},{"key":"e_1_2_12_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.radonc.2019.12.010"},{"key":"e_1_2_12_10_1","doi-asserted-by":"publisher","DOI":"10.1088\/2057\u20101976\/ac82c6"},{"key":"e_1_2_12_11_1","doi-asserted-by":"publisher","DOI":"10.1002\/acm2.70238"},{"key":"e_1_2_12_12_1","doi-asserted-by":"publisher","DOI":"10.1118\/1.4939808"},{"key":"e_1_2_12_13_1","doi-asserted-by":"publisher","DOI":"10.1002\/mp.16397"},{"key":"e_1_2_12_14_1","doi-asserted-by":"publisher","DOI":"10.1177\/15330338241272038"},{"key":"e_1_2_12_15_1","doi-asserted-by":"publisher","DOI":"10.1002\/acm2.12020"},{"key":"e_1_2_12_16_1","doi-asserted-by":"publisher","DOI":"10.4236\/ijmpcero.2013.21001"},{"key":"e_1_2_12_17_1","doi-asserted-by":"publisher","DOI":"10.1118\/1.3190392"},{"key":"e_1_2_12_18_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.radmeas.2011.10.003"},{"key":"e_1_2_12_19_1","doi-asserted-by":"publisher","DOI":"10.1002\/mp.14992"},{"key":"e_1_2_12_20_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.semradonc.2023.10.011"},{"key":"e_1_2_12_21_1","doi-asserted-by":"publisher","DOI":"10.1002\/acm2.12902"}],"container-title":["Journal of Applied Clinical Medical Physics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/aapm.onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/acm2.70773","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/aapm.onlinelibrary.wiley.com\/doi\/full-xml\/10.1002\/acm2.70773","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/aapm.onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/acm2.70773","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,9,18]],"date-time":"2026-09-18T02:06:27Z","timestamp":1789697187000},"score":1,"resource":{"primary":{"URL":"https:\/\/aapm.onlinelibrary.wiley.com\/doi\/10.1002\/acm2.70773"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,8,25]]},"references-count":20,"journal-issue":{"issue":"9","published-print":{"date-parts":[[2026,9]]}},"alternative-id":["10.1002\/acm2.70773"],"URL":"https:\/\/doi.org\/10.1002\/acm2.70773","archive":["Portico"],"relation":{},"ISSN":["1526-9914","1526-9914"],"issn-type":[{"value":"1526-9914","type":"print"},{"value":"1526-9914","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,8,25]]},"assertion":[{"value":"2026-04-13","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-08-11","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-08-25","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}],"article-number":"e70773"}}