{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,20]],"date-time":"2026-06-20T06:50:05Z","timestamp":1781938205498,"version":"3.54.5"},"reference-count":30,"publisher":"Elsevier BV","issue":"6","license":[{"start":{"date-parts":[[2023,6,1]],"date-time":"2023-06-01T00:00:00Z","timestamp":1685577600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2023,6,1]],"date-time":"2023-06-01T00:00:00Z","timestamp":1685577600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"funder":[{"DOI":"10.13039\/100012542","name":"Sichuan Province Science and Technology Support Program","doi-asserted-by":"publisher","award":["2021YFH0005"],"award-info":[{"award-number":["2021YFH0005"]}],"id":[{"id":"10.13039\/100012542","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100012542","name":"Sichuan Province Science and Technology Support Program","doi-asserted-by":"publisher","award":["22GJHZ0177"],"award-info":[{"award-number":["22GJHZ0177"]}],"id":[{"id":"10.13039\/100012542","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","dldjournalonline.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Digestive and Liver Disease"],"published-print":{"date-parts":[[2023,6]]},"DOI":"10.1016\/j.dld.2022.09.001","type":"journal-article","created":{"date-parts":[[2022,10,1]],"date-time":"2022-10-01T07:32:57Z","timestamp":1664609577000},"page":"714-720","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":14,"title":["Underwater versus conventional endoscopic mucosal resection for superficial non-ampullary duodenal epithelial tumors \u226420mm: A systematic review and meta-analysis"],"prefix":"10.1016","volume":"55","author":[{"given":"Xiu-He","family":"Lv","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rong","family":"Luo","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Qing","family":"Lu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kai","family":"Deng","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8726-7258","authenticated-orcid":false,"given":"Jin-Lin","family":"Yang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.dld.2022.09.001_bib0001","doi-asserted-by":"crossref","unstructured":"JM Jepsen, Persson M, Jakobsen NO, et\u00a0al. Prospective study of prevalence and endoscopic and histopathologic characteristics of duodenal polyps in patients submitted to upper endoscopy. Scand. J. Gastroenterol. 1994; 29: 483\u20137.","DOI":"10.3109\/00365529409092458"},{"issue":"Suppl 2","key":"10.1016\/j.dld.2022.09.001_bib0002","doi-asserted-by":"crossref","first-page":"23","DOI":"10.1111\/den.12277","article-title":"Endoscopic diagnosis of superficial non-ampullary duodenal epithelial tumors in Japan: multicenter case series","volume":"26","author":"Goda","year":"2014","journal-title":"Dig. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0003","doi-asserted-by":"crossref","first-page":"45","DOI":"10.1159\/000484112","article-title":"Current status of endoscopic resection for superficial nonampullary duodenal epithelial tumors","volume":"97","author":"Yamasaki","year":"2018","journal-title":"Digestion"},{"key":"10.1016\/j.dld.2022.09.001_bib0004","doi-asserted-by":"crossref","first-page":"918","DOI":"10.4251\/wjgo.v12.i8.918","article-title":"Endoscopic mucosal resection vs endoscopic submucosal dissection for superficial non-ampullary duodenal tumors","volume":"12","author":"Esaki","year":"2020","journal-title":"World. J. Gastrointest. Oncol."},{"key":"10.1016\/j.dld.2022.09.001_bib0005","doi-asserted-by":"crossref","first-page":"36","DOI":"10.1159\/000452363","article-title":"Endoscopic submucosal dissection and endoscopic mucosal resection for non-ampullary superficial duodenal tumor","volume":"95","author":"Hoteya","year":"2017","journal-title":"Digestion"},{"key":"10.1016\/j.dld.2022.09.001_bib0006","doi-asserted-by":"crossref","first-page":"1086","DOI":"10.1016\/j.gie.2011.12.022","article-title":"Underwater\" EMR without submucosal injection for large sessile colorectal polyps (with video)","volume":"75","author":"Binmoeller","year":"2012","journal-title":"Gastrointest. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0007","doi-asserted-by":"crossref","first-page":"378","DOI":"10.1016\/j.gie.2020.10.009","article-title":"Underwater versus conventional EMR for colorectal polyps: systematic review and meta-analysis","volume":"93","author":"Choi","year":"2021","journal-title":"Gastrointest. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0008","doi-asserted-by":"crossref","first-page":"1109","DOI":"10.1016\/j.gie.2018.10.023","article-title":"Underwater EMR for colorectal lesions: a systematic review with meta-analysis (with video)","volume":"89","author":"Spadaccini","year":"2019","journal-title":"Gastrointest. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0009","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.dld.2022.09.001_bib0010","doi-asserted-by":"crossref","first-page":"603","DOI":"10.1007\/s10654-010-9491-z","article-title":"Critical evaluation of the Newcastle-Ottawa scale for the assessment of the quality of nonrandomized studies in meta-analyses","volume":"25","author":"Stang","year":"2010","journal-title":"Eur. J. Epidemiol."},{"key":"10.1016\/j.dld.2022.09.001_bib0011","doi-asserted-by":"crossref","first-page":"135","DOI":"10.1186\/1471-2288-14-135","article-title":"Estimating the sample mean and standard deviation from the sample size, median, range and\/or interquartile range","volume":"14","author":"Wan","year":"2014","journal-title":"BMC Med. Res. Methodol."},{"key":"10.1016\/j.dld.2022.09.001_bib0012","doi-asserted-by":"crossref","first-page":"1785","DOI":"10.1177\/0962280216669183","article-title":"Optimally estimating the sample mean from the sample size, median, mid-range, and\/or mid-quartile range","volume":"27","author":"Luo","year":"2018","journal-title":"Stat. Methods Med. Res."},{"key":"10.1016\/j.dld.2022.09.001_bib0013","doi-asserted-by":"crossref","first-page":"557","DOI":"10.1136\/bmj.327.7414.557","article-title":"Measuring inconsistency in meta-analyses","volume":"327","author":"Higgins","year":"2003","journal-title":"BMJ"},{"key":"10.1016\/j.dld.2022.09.001_bib0014","doi-asserted-by":"crossref","first-page":"753","DOI":"10.1111\/den.13524","article-title":"Feasibility study comparing underwater endoscopic mucosal resection and conventional endoscopic mucosal resection for superficial non-ampullary duodenal epithelial tumor < 20mm","volume":"32","author":"Kiguchi","year":"2020","journal-title":"Dig. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0015","doi-asserted-by":"crossref","first-page":"342","DOI":"10.1080\/00365521.2020.1867896","article-title":"Appropriate endoscopic treatment selection and surveillance for superficial non-ampullary duodenal epithelial tumors","volume":"56","author":"Hirasawa","year":"2021","journal-title":"Scand. J. Gastroenterol."},{"key":"10.1016\/j.dld.2022.09.001_bib0016","doi-asserted-by":"crossref","first-page":"371","DOI":"10.5946\/ce.2020.147","article-title":"Efficacy of underwater endoscopic mucosal resection for superficial non-ampullary duodenal epithelial tumor","volume":"54","author":"Furukawa","year":"2021","journal-title":"Clin. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0017","doi-asserted-by":"crossref","first-page":"140","DOI":"10.1016\/j.gie.2021.07.011","article-title":"Utility of underwater EMR for nonpolypoid superficial nonampullary duodenal epithelial tumors \u226420mm","volume":"95","author":"Okimoto","year":"2022","journal-title":"Gastrointest. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0018","doi-asserted-by":"crossref","first-page":"3191","DOI":"10.1111\/jgh.15638","article-title":"Resectability of underwater endoscopic mucosal resection for duodenal tumor: a single-center, retrospective pilot study","volume":"36","author":"Toya","year":"2021","journal-title":"J. Gastroenterol. Hepatol."},{"key":"10.1016\/j.dld.2022.09.001_bib0019","first-page":"AB199","article-title":"The resection capability of conventional EMR versus underwater EMR in the treatment of superficial duodenal epithelial tumor","volume":"33","author":"Kiguchi","year":"2018","journal-title":"J. Gastroenterol. Hepatol."},{"key":"10.1016\/j.dld.2022.09.001_bib0020","doi-asserted-by":"crossref","first-page":"939","DOI":"10.1016\/j.gie.2022.01.006","article-title":"Appropriate selection of endoscopic resection for superficial nonampullary duodenal adenomas in association with recurrence","volume":"95","author":"Okimoto","year":"2022","journal-title":"Gastrointest. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0021","doi-asserted-by":"crossref","first-page":"AB298","DOI":"10.1016\/j.gie.2017.03.681","article-title":"Underwater endoscopic mucosal resection (EMR) appears safe and efficacious compared to conventional EMR for the removal of duodenal adenomas","volume":"85","author":"Cornella","year":"2017","journal-title":"Gastrointest. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0022","doi-asserted-by":"crossref","first-page":"663","DOI":"10.1055\/a-1640-3236","article-title":"Outcomes of endoscopic resection for superficial duodenal tumors: 10 years' experience in 18 Japanese high volume centers","volume":"54","author":"Kato","year":"2022","journal-title":"Endoscopy"},{"key":"10.1016\/j.dld.2022.09.001_bib0023","series-title":"Cochrane handbook for systematic reviews of interventions","author":"Higgins","year":"2019"},{"key":"10.1016\/j.dld.2022.09.001_bib0024","doi-asserted-by":"crossref","first-page":"600","DOI":"10.3748\/wjg.v22.i2.600","article-title":"Approach to the endoscopic resection of duodenal lesions","volume":"22","author":"Gaspar","year":"2016","journal-title":"World J. Gastroenterol."},{"key":"10.1016\/j.dld.2022.09.001_bib0025","doi-asserted-by":"crossref","first-page":"522","DOI":"10.1055\/a-1442-2395","article-title":"Endoscopic management of superficial nonampullary duodenal tumors: European society of gastrointestinal endoscopy (ESGE) guideline","volume":"53","author":"Vanbiervliet","year":"2021","journal-title":"Endoscopy"},{"key":"10.1016\/j.dld.2022.09.001_bib0026","doi-asserted-by":"crossref","first-page":"659","DOI":"10.1016\/j.giec.2019.05.004","article-title":"Underwater endoscopic mucosal resection","volume":"29","author":"Nett","year":"2019","journal-title":"Gastrointest. Endosc. Clin. N Am"},{"key":"10.1016\/j.dld.2022.09.001_bib0027","doi-asserted-by":"crossref","first-page":"958","DOI":"10.1016\/j.dld.2021.05.001","article-title":"Higher rate of en bloc resection with underwater than conventional endoscopic mucosal resection: a meta-analysis","volume":"53","author":"Tziatzios","year":"2021","journal-title":"Dig. Liver Dis."},{"key":"10.1016\/j.dld.2022.09.001_bib0028","doi-asserted-by":"crossref","first-page":"471","DOI":"10.1016\/j.gie.2020.12.034","article-title":"Efficacy and histologic accuracy of underwater versus conventional endoscopic mucosal resection for large (>20mm) colorectal polyps: a comparative review and meta-analysis","volume":"94","author":"Chandan","year":"2021","journal-title":"Gastrointest. Endosc."},{"key":"10.1016\/j.dld.2022.09.001_bib0029","article-title":"Nonrecurrence rate of underwater EMR for \u226420-mm nonampullary duodenal adenomas: a multicenter prospective study (D-UEMR Study)","author":"Yamasaki","year":"2021","journal-title":"Clin. Gastroenterol. Hepatol."},{"key":"10.1016\/j.dld.2022.09.001_bib0030","doi-asserted-by":"crossref","first-page":"1460","DOI":"10.1053\/j.gastro.2021.07.044","article-title":"Underwater vs conventional endoscopic mucosal resection of large sessile or flat colorectal polyps: a prospective randomized controlled trial","volume":"161","author":"Nagl","year":"2021","journal-title":"Gastroenterology"}],"container-title":["Digestive and Liver Disease"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1590865822006922?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1590865822006922?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,28]],"date-time":"2025-10-28T04:21:35Z","timestamp":1761625295000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1590865822006922"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,6]]},"references-count":30,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2023,6]]}},"alternative-id":["S1590865822006922"],"URL":"https:\/\/doi.org\/10.1016\/j.dld.2022.09.001","relation":{},"ISSN":["1590-8658"],"issn-type":[{"value":"1590-8658","type":"print"}],"subject":[],"published":{"date-parts":[[2023,6]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Underwater versus conventional endoscopic mucosal resection for superficial non-ampullary duodenal epithelial tumors \u226420mm: A systematic review and meta-analysis","name":"articletitle","label":"Article Title"},{"value":"Digestive and Liver Disease","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.dld.2022.09.001","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2022 Editrice Gastroenterologica Italiana S.r.l. Published by Elsevier Ltd. All rights reserved.","name":"copyright","label":"Copyright"}]}}