{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,12]],"date-time":"2025-11-12T19:01:07Z","timestamp":1762974067111,"version":"3.45.0"},"reference-count":2,"publisher":"Elsevier BV","issue":"21","license":[{"start":{"date-parts":[[2022,11,1]],"date-time":"2022-11-01T00:00:00Z","timestamp":1667260800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,11,1]],"date-time":"2022-11-01T00:00:00Z","timestamp":1667260800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2022,8,19]],"date-time":"2022-08-19T00:00:00Z","timestamp":1660867200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["jacc.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["JACC: Case Reports"],"published-print":{"date-parts":[[2022,11]]},"DOI":"10.1016\/j.jaccas.2022.08.012","type":"journal-article","created":{"date-parts":[[2022,11,2]],"date-time":"2022-11-02T14:03:27Z","timestamp":1667397807000},"page":"1418-1420","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"title":["Narrow Complex Tachycardia With Intermittent 2:1 Atrioventricular Relationship"],"prefix":"10.1016","volume":"4","author":[{"given":"Bernardo","family":"Acevedo-Mendez","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yuting","family":"Ye","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Amit","family":"Noheria","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"issue":"4","key":"10.1016\/j.jaccas.2022.08.012_bib1","doi-asserted-by":"crossref","first-page":"371","DOI":"10.4065\/70.4.371","article-title":"Narrow QRS complex tachycardias","volume":"70","author":"Pieper","year":"1995","journal-title":"Mayo Clin Proc"},{"issue":"7","key":"10.1016\/j.jaccas.2022.08.012_bib2","doi-asserted-by":"crossref","first-page":"1770","DOI":"10.1016\/S0735-1097(96)00415-9","article-title":"2:1 atrioventricular block during atrioventricular node reentrant tachycardia","volume":"28","author":"Man","year":"1996","journal-title":"J\u00a0Am Coll Cardiol"}],"container-title":["JACC: Case Reports"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S266608492200609X?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S266608492200609X?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,11,12]],"date-time":"2025-11-12T18:50:01Z","timestamp":1762973401000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S266608492200609X"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,11]]},"references-count":2,"journal-issue":{"issue":"21","published-print":{"date-parts":[[2022,11]]}},"alternative-id":["S266608492200609X"],"URL":"https:\/\/doi.org\/10.1016\/j.jaccas.2022.08.012","relation":{},"ISSN":["2666-0849"],"issn-type":[{"type":"print","value":"2666-0849"}],"subject":[],"published":{"date-parts":[[2022,11]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Narrow Complex Tachycardia With Intermittent 2:1 Atrioventricular Relationship","name":"articletitle","label":"Article Title"},{"value":"JACC: Case Reports","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.jaccas.2022.08.012","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2022 Published by Elsevier on behalf of the American College of Cardiology Foundation.","name":"copyright","label":"Copyright"}]}}