{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,22]],"date-time":"2026-10-22T17:41:42Z","timestamp":1792690902573,"version":"4.5.0"},"reference-count":53,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2022,3,1]],"date-time":"2022-03-01T00:00:00Z","timestamp":1646092800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,3,1]],"date-time":"2022-03-01T00:00:00Z","timestamp":1646092800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2022,3,1]],"date-time":"2022-03-01T00:00:00Z","timestamp":1646092800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2022,3,1]],"date-time":"2022-03-01T00:00:00Z","timestamp":1646092800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2022,3,1]],"date-time":"2022-03-01T00:00:00Z","timestamp":1646092800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2022,3,1]],"date-time":"2022-03-01T00:00:00Z","timestamp":1646092800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2022,3,1]],"date-time":"2022-03-01T00:00:00Z","timestamp":1646092800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"funder":[{"DOI":"10.13039\/100009633","name":"Eunice Kennedy Shriver National Institute of Child Health and Human Development","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100009633","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["UH3HD096929"],"award-info":[{"award-number":["UH3HD096929"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Contemporary Clinical Trials"],"published-print":{"date-parts":[[2022,3]]},"DOI":"10.1016\/j.cct.2021.106628","type":"journal-article","created":{"date-parts":[[2021,11,17]],"date-time":"2021-11-17T05:39:59Z","timestamp":1637127599000},"page":"106628","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":20,"special_numbering":"C","title":["The 4 Youth by Youth (4YBY) pragmatic trial to enhance HIV self-testing uptake and sustainability: Study protocol in Nigeria"],"prefix":"10.1016","volume":"114","author":[{"given":"Juliet","family":"Iwelunmor","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joseph D.","family":"Tucker","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chisom","family":"Obiezu-Umeh","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Titilola","family":"Gbaja-Biamila","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"David","family":"Oladele","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ucheoma","family":"Nwaozuru","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Adesola Z.","family":"Musa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Collins O.","family":"Airhihenbuwa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kathryn","family":"Muessig","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nora","family":"Rosenberg","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rhonda","family":"BeLue","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hong","family":"Xian","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Donaldson F.","family":"Conserve","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jason J.","family":"Ong","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lei","family":"Zhang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jamie","family":"Curley","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Susan","family":"Nkengasong","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stacey","family":"Mason","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Weiming","family":"Tang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Barry","family":"Bayus","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gbenga","family":"Ogedegbe","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Oliver","family":"Ezechi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0005","doi-asserted-by":"crossref","first-page":"62","DOI":"10.1007\/s11904-010-0063-3","article-title":"Combination HIV prevention: significance, challenges, and opportunities","volume":"8","author":"Kurth","year":"2011","journal-title":"Curr. HIV\/AIDS Reports"},{"key":"10.1016\/j.cct.2021.106628_bb0010","series-title":"Guidelines on HIV Self-Testing and Partner Notification: Supplement to Consolidated Guidelines on HIV Testing Services","year":"2016"},{"key":"10.1016\/j.cct.2021.106628_bb0015","author":"UNICEF"},{"issue":"5","key":"10.1016\/j.cct.2021.106628_bb0020","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pone.0233368","article-title":"Low coverage of HIV testing among adolescents and young adults in Nigeria: implication for achieving the UNAIDS first 95","volume":"15","author":"Ajayi","year":"2020","journal-title":"PLoS One"},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0025","doi-asserted-by":"crossref","first-page":"1003","DOI":"10.1186\/s12913-019-4847-x","article-title":"Preferences for HIV testing services among young people in Nigeria","volume":"19","author":"Nwaozuru","year":"2019","journal-title":"BMC Health Serv. Res."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0030","doi-asserted-by":"crossref","first-page":"67","DOI":"10.1186\/s12889-020-10072-1","article-title":"Young people\u2019s preferences for HIV self-testing services in Nigeria: a qualitative analysis","volume":"21","author":"Obiezu-Umeh","year":"2021","journal-title":"BMC Public Health"},{"key":"10.1016\/j.cct.2021.106628_bb0035","series-title":"Revised National HIV and AIDS Strategic Framework 2019\u20132021","author":"NACA","year":"2019"},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0040","doi-asserted-by":"crossref","first-page":"38","DOI":"10.1016\/S2055-6640(20)31145-6","article-title":"HIV self-testing among key populations: an implementation science approach to evaluating self-testing","volume":"1","author":"Tucker","year":"2015","journal-title":"J. Virus Erad."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0045","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1186\/s13012-018-0847-1","article-title":"Implementation science in resource-poor countries and communities","volume":"13","author":"Yapa","year":"2018","journal-title":"Implement. Sci."},{"issue":"4","key":"10.1016\/j.cct.2021.106628_bb0050","doi-asserted-by":"crossref","first-page":"355","DOI":"10.1097\/QAI.0000000000002344","article-title":"Who accepts and who uses community-based secondary distribution HIV self-testing (HIVST) kits? Findings from the intervention arm of a cluster-randomized trial of HIVST distribution nested in four HPTN 071 (PopART) communities in Zambia","volume":"84","author":"Hensen","year":"2020","journal-title":"J. Acquir. Immune Defic. Syndr."},{"key":"10.1016\/j.cct.2021.106628_bb0055","doi-asserted-by":"crossref","first-page":"57","DOI":"10.1186\/1745-6215-15-57","article-title":"HPTN 071 (PopART): rationale and design of a cluster-randomised trial of the population impact of an HIV combination prevention intervention including universal testing and treatment - a study protocol for a cluster randomised trial","volume":"15","author":"Hayes","year":"2014","journal-title":"Trials."},{"issue":"2","key":"10.1016\/j.cct.2021.106628_bb0060","doi-asserted-by":"crossref","DOI":"10.1016\/S2214-109X(19)30534-0","article-title":"Effect of facility-based HIV self-testing on uptake of testing among outpatients in Malawi: a cluster-randomised trial","volume":"8","author":"Dovel","year":"2020","journal-title":"Lancet Glob. Health"},{"issue":"2","key":"10.1016\/j.cct.2021.106628_bb0065","doi-asserted-by":"crossref","DOI":"10.1002\/jia2.25666","article-title":"Youth engagement in HIV prevention intervention research in sub-Saharan Africa: a scoping review","volume":"24","author":"Asuquo","year":"2021","journal-title":"J. Int. AIDS Soc."},{"issue":"4","key":"10.1016\/j.cct.2021.106628_bb0070","doi-asserted-by":"crossref","first-page":"1114","DOI":"10.1002\/jcop.22325","article-title":"The value of implementation frameworks: using the active implementation frameworks to guide system-wide implementation of collaborative problem solving","volume":"48","author":"Pollastri","year":"2020","journal-title":"J. Commun. Psychol."},{"issue":"10","key":"10.1016\/j.cct.2021.106628_bb0075","first-page":"566","article-title":"Using learning communities to support adoption of health care innovations","volume":"44","author":"Carpenter","year":"2018","journal-title":"Jt. Comm. J. Qual. Patient Saf."},{"key":"10.1016\/j.cct.2021.106628_bb0080","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1097\/00019514-199806040-00001","article-title":"A framework for collaborative improvement: lessons from the Institute for Healthcare Improvement\u2019s breakthrough series","volume":"6","author":"Kilo","year":"1998","journal-title":"Qual. Manag. Health Care."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0085","doi-asserted-by":"crossref","first-page":"79","DOI":"10.1007\/s10488-014-0621-x","article-title":"Can learning collaboratives support implementation by rewiring professional networks?","volume":"43","author":"Bunger","year":"2016","journal-title":"Adm. Policy Ment. Health Ment. Health Serv. Res."},{"issue":"2","key":"10.1016\/j.cct.2021.106628_bb0090","doi-asserted-by":"crossref","first-page":"97","DOI":"10.2337\/diaspect.17.2.97","article-title":"IHI\u2019s collaborative model for achieving breakthrough improvement","volume":"17","author":"The Breakthrough Series","year":"2004","journal-title":"Diabetes Spectr."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0095","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1186\/1748-5908-4-69","article-title":"Implementation research design: integrating participatory action research into randomized controlled trials","volume":"4","author":"Leykum","year":"2009","journal-title":"Implement. Sci."},{"key":"10.1016\/j.cct.2021.106628_bb0100","doi-asserted-by":"crossref","first-page":"189","DOI":"10.1016\/bs.acdb.2015.11.006","article-title":"Youth-led participatory action research: developmental and equity perspectives","volume":"50","author":"Ozer","year":"2016","journal-title":"Adv. Child Dev. Behav."},{"key":"10.1016\/j.cct.2021.106628_bb0105","doi-asserted-by":"crossref","first-page":"S79","DOI":"10.1097\/00124784-200611001-00015","article-title":"Engaging youth in participatory research and evaluation","volume":"12","author":"Powers","year":"2006","journal-title":"J. Public Health Manag. Pract."},{"issue":"123","key":"10.1016\/j.cct.2021.106628_bb0110","doi-asserted-by":"crossref","first-page":"19","DOI":"10.1002\/yd.312","article-title":"From voice to agency: guiding principles for participatory action research with youth","volume":"2009","author":"Rodr\u00edguez","year":"2009","journal-title":"New Dir. Youth Develop."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0115","doi-asserted-by":"crossref","first-page":"447","DOI":"10.1186\/s13063-017-2183-1","article-title":"Crowdsourcing to promote HIV testing among MSM in China: study protocol for a stepped wedge randomized controlled trial","volume":"18","author":"Tucker","year":"2017","journal-title":"Trials."},{"key":"10.1016\/j.cct.2021.106628_bb0120","first-page":"189","article-title":"Youth-led participatory action research: overview and potential for enhancing adolescent development","volume":"50","author":"Ozer","year":"2017","journal-title":"Child Dev. Perspect."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0125","doi-asserted-by":"crossref","first-page":"67","DOI":"10.1007\/s10464-010-9316-y","article-title":"Youth ReACT for social change: a method for youth participatory action research","volume":"46","author":"Foster-Fishman","year":"2010","journal-title":"Am. J. Community Psychol."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0130","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1186\/s13012-018-0797-7","article-title":"Advice-seeking during implementation: a network study of clinicians participating in a learning collaborative","volume":"13","author":"Bunger","year":"2018","journal-title":"Implement. Sci."},{"issue":"4","key":"10.1016\/j.cct.2021.106628_bb0135","doi-asserted-by":"crossref","first-page":"573","DOI":"10.1177\/1524839918818831","article-title":"Using youth participatory action research as a health intervention in community settings","volume":"21","author":"Lindquist-Grantz","year":"2020","journal-title":"Health Promot. Pract."},{"key":"10.1016\/j.cct.2021.106628_bb0140","series-title":"Crowdsourcing in Health and Health Research: A Practical Guide","author":"WHO\/TDR","year":"2018"},{"issue":"5","key":"10.1016\/j.cct.2021.106628_bb0145","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pone.0233698","article-title":"The 4 youth by youth HIV self-testing crowdsourcing contest: a qualitative evaluation","volume":"15","author":"Iwelunmor","year":"2020","journal-title":"PLoS One"},{"key":"10.1016\/j.cct.2021.106628_bb0150","doi-asserted-by":"crossref","first-page":"590","DOI":"10.1136\/bmjinnov-2020-000556","article-title":"Strategies for enhancing uptake of HIV self-testing among Nigerian youths: a descriptive analysis of the 4YouthByYouth crowdsourcing contest","volume":"7","author":"Rosenberg","year":"2021","journal-title":"BMJ Innov."},{"key":"10.1016\/j.cct.2021.106628_bb0155","doi-asserted-by":"crossref","first-page":"601","DOI":"10.1186\/s12879-014-0601-5","article-title":"Organizational characteristics of HIV\/syphilis testing services for men who have sex with men in South China: a social entrepreneurship analysis and implications for creating sustainable service models","volume":"14","author":"Tucker","year":"2014","journal-title":"BMC Infect. Dis."},{"key":"10.1016\/j.cct.2021.106628_bb0160","doi-asserted-by":"crossref","first-page":"280","DOI":"10.13189\/aeb.2017.050505","article-title":"Learning from the past: entrepreneurship through apprenticeship for more successful outcomes","volume":"5","author":"Onwuegbuzie","year":"2017","journal-title":"Adv. Econ. Bus."},{"issue":"12","key":"10.1016\/j.cct.2021.106628_bb0165","doi-asserted-by":"crossref","DOI":"10.4172\/2155-6113.1000639","article-title":"The role of apprenticeship in improving the livelihood of HIV-positive adolescents who prematurely drop out of school: the Mildmay Uganda experience","volume":"7","author":"Businge","year":"2016","journal-title":"J. AIDS Clin. Res."},{"issue":"7","key":"10.1016\/j.cct.2021.106628_bb0170","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pmed.1001266","article-title":"Social entrepreneurship for sexual health (SESH): a new approach for enabling delivery of sexual health services among most-at-risk populations","volume":"9","author":"Tucker","year":"2012","journal-title":"PLoS Med."},{"issue":"6","key":"10.1016\/j.cct.2021.106628_bb0175","doi-asserted-by":"crossref","first-page":"838","DOI":"10.1038\/pr.2016.28","article-title":"Seeking wider access to HIV testing for adolescents in sub-Saharan Africa","volume":"79","author":"Sam-Agudu","year":"2016","journal-title":"Pediatr. Res."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0180","doi-asserted-by":"crossref","first-page":"16","DOI":"10.1186\/s12978-017-0284-7","article-title":"Ethnicity, gender and risky sexual behaviour among Nigeria youth: an alternative explanation","volume":"14","author":"Odimegwu","year":"2017","journal-title":"Reprod. Health"},{"key":"10.1016\/j.cct.2021.106628_bb0185","series-title":"Nigeria Demographic and Health Survey 2018 - Final Report","author":"National Population Commission - NPC","year":"2019"},{"key":"10.1016\/j.cct.2021.106628_bb0190","series-title":"Federal Republic of Nigeria, Global AIDS Report: Country Progress Report","author":"National Agency for the Control of AIDS","year":"2014"},{"key":"10.1016\/j.cct.2021.106628_bb0195","series-title":"Nigeria Demographicand Health Survey 1999 Abuja, Nigeria","author":"National Population Commission","year":"2000"},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0200","doi-asserted-by":"crossref","first-page":"7","DOI":"10.1016\/S1054-139X(98)00114-1","article-title":"Youth action strategies in violence prevention","volume":"25","author":"Carroll","year":"1999","journal-title":"J. Adolesc. Health"},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0205","doi-asserted-by":"crossref","first-page":"7","DOI":"10.1186\/1748-5908-9-7","article-title":"Organizational readiness for implementing change: a psychometric assessment of a new measure","volume":"9","author":"Shea","year":"2014","journal-title":"Implement. Sci."},{"key":"10.1016\/j.cct.2021.106628_bb0210","series-title":"Nigeria Demographic and Health Survey","author":"ICF","year":"2013"},{"issue":"2","key":"10.1016\/j.cct.2021.106628_bb0215","doi-asserted-by":"crossref","first-page":"182","DOI":"10.1016\/j.cct.2006.05.007","article-title":"Design and analysis of stepped wedge cluster randomized trials","volume":"28","author":"Hussey","year":"2007","journal-title":"Contemp. Clin. Trials"},{"key":"10.1016\/j.cct.2021.106628_bb0225","series-title":"The Improvement Guide: A Practical Approach to Enhancing Organizational Performance","author":"Langley","year":"2009"},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0230","doi-asserted-by":"crossref","first-page":"48","DOI":"10.1186\/1748-5908-7-48","article-title":"An interdisciplinary knowledge translation intervention in long-term care: study protocol for the vitamin D and osteoporosis study (ViDOS) pilot cluster randomized controlled trial","volume":"7","author":"Kennedy","year":"2012","journal-title":"Implement. Sci."},{"issue":"9","key":"10.1016\/j.cct.2021.106628_bb0235","doi-asserted-by":"crossref","first-page":"1322","DOI":"10.2105\/AJPH.89.9.1322","article-title":"Evaluating the public health impact of health promotion interventions: the RE-AIM framework","volume":"89","author":"Glasgow","year":"1999","journal-title":"Am. J. Public Health"},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0240","doi-asserted-by":"crossref","first-page":"187","DOI":"10.1186\/s13063-018-2566-y","article-title":"Microfinance for women at high risk for HIV in Kazakhstan: study protocol for a cluster-randomized controlled trial","volume":"19","author":"McCrimmon","year":"2018","journal-title":"Trials."},{"key":"10.1016\/j.cct.2021.106628_bb0245","article-title":"The stepped wedge cluster randomised trial: rationale, design, analysis, and reporting","volume":"350","author":"Hemming","year":"2015","journal-title":"BMJ (Clin. Res. Ed)."},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0250","doi-asserted-by":"crossref","first-page":"107","DOI":"10.1111\/j.1365-2648.2007.04569.x","article-title":"The qualitative content analysis process","volume":"62","author":"Elo","year":"2008","journal-title":"J. Adv. Nurs."},{"issue":"9","key":"10.1016\/j.cct.2021.106628_bb0255","doi-asserted-by":"crossref","first-page":"1322","DOI":"10.2105\/AJPH.89.9.1322","article-title":"Evaluating the public health impact of health promotion interventions: the RE-AIM framework","volume":"89","author":"Glasgow","year":"1999","journal-title":"Am. J. Public Health"},{"issue":"1","key":"10.1016\/j.cct.2021.106628_bb0260","doi-asserted-by":"crossref","first-page":"43","DOI":"10.1186\/s13012-016-0392-8","article-title":"Toward the sustainability of health interventions implemented in sub-Saharan Africa: a systematic review and conceptual framework","volume":"11","author":"Iwelunmor","year":"2016","journal-title":"Implement. Sci."},{"key":"10.1016\/j.cct.2021.106628_bb0265","doi-asserted-by":"crossref","DOI":"10.1016\/j.eclinm.2020.100327","article-title":"HIV self-testing among young women in rural South Africa: a randomized controlled trial comparing clinic-based HIV testing to the choice of either clinic testing or HIV self-testing with secondary distribution to peers and partners","volume":"21","author":"Pettifor","year":"2020","journal-title":"EClinicalMedicine."},{"issue":"3","key":"10.1016\/j.cct.2021.106628_bb0270","doi-asserted-by":"crossref","first-page":"277","DOI":"10.1002\/jcop.20508","article-title":"A new measure for assessing youth program participation","volume":"40","author":"Tiffany","year":"2012","journal-title":"J. Commun. Psychol."}],"container-title":["Contemporary Clinical Trials"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1551714421003645?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1551714421003645?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,27]],"date-time":"2025-10-27T08:54:11Z","timestamp":1761555251000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1551714421003645"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,3]]},"references-count":53,"alternative-id":["S1551714421003645"],"URL":"https:\/\/doi.org\/10.1016\/j.cct.2021.106628","relation":{},"ISSN":["1551-7144"],"issn-type":[{"value":"1551-7144","type":"print"}],"subject":[],"published":{"date-parts":[[2022,3]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"The 4 Youth by Youth (4YBY) pragmatic trial to enhance HIV self-testing uptake and sustainability: Study protocol in Nigeria","name":"articletitle","label":"Article Title"},{"value":"Contemporary Clinical Trials","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.cct.2021.106628","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2021 Published by Elsevier Inc.","name":"copyright","label":"Copyright"}],"article-number":"106628"}}