{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,26]],"date-time":"2026-09-26T11:00:07Z","timestamp":1790420407152,"version":"4.1.0"},"reference-count":10,"publisher":"Centers for Disease Control MMWR Office","issue":"34","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["MMWR Morb. Mortal. Wkly. Rep."],"DOI":"10.15585\/mmwr.mm7034a1","type":"journal-article","created":{"date-parts":[[2021,8,26]],"date-time":"2021-08-26T09:47:54Z","timestamp":1629971274000},"page":"1129-1135","source":"Crossref","is-referenced-by-count":58,"title":["Progress Toward Polio Eradication \u2014 Worldwide, January 2019\u2013June 2021"],"prefix":"10.15585","volume":"70","author":[{"given":"John Paul","family":"Bigouette","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Amanda L.","family":"Wilkinson","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Graham","family":"Tallis","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cara C.","family":"Burns","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Steven G. F.","family":"Wassilak","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John F.","family":"Vertefeuille","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"6224","published-online":{"date-parts":[[2021,8,27]]},"reference":[{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R1","doi-asserted-by":"publisher","first-page":"784","DOI":"10.15585\/mmwr.mm6925a4","article-title":"Progress toward polio eradication\u2014worldwide, January 2018\u2013March 2020.","volume":"69","author":"Chard","year":"2020","journal-title":"MMWR Morb Mortal Wkly Rep"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R2","doi-asserted-by":"publisher","first-page":"458","DOI":"10.15585\/mmwr.mm6820a3","article-title":"Progress toward polio eradication\u2014worldwide, January 2017\u2013March 2019.","volume":"68","author":"Greene","year":"2019","journal-title":"MMWR Morb Mortal Wkly Rep"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R3","doi-asserted-by":"publisher","first-page":"489","DOI":"10.15585\/mmwr.mm6916a1","article-title":"Update on vaccine-derived poliovirus outbreaks\u2014worldwide, July 2019\u2013February 2020.","volume":"69","author":"Alleman","year":"2020","journal-title":"MMWR Morb Mortal Wkly Rep"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R4","unstructured":"Global Polio Eradication Initiative. Delivering on a promise: GPEI strategy 2022\u20132026. Geneva, Switzerland: World Health Organization; 2021. https:\/\/polioeradication.org\/gpei-strategy-2022-2026\/"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R5","unstructured":"World Health Organization. Implementation of novel oral polio vaccine type 2 (\u200enOPV2)\u200e for circulating vaccine-derived poliovirus type 2 (\u200ecVDPV2)\u200e outbreak response: technical guidance for countries. World Health Organization; 2020. https:\/\/apps.who.int\/iris\/handle\/10665\/333520"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R6","unstructured":"World Health Organization. WHO\/UNICEF estimates of national immunization coverage. Geneva, Switzerland: World Health Organization; 2021. https:\/\/immunizationdata.who.int\/"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R7","doi-asserted-by":"publisher","first-page":"667","DOI":"10.15585\/mmwr.mm7018a2","article-title":"Surveillance to track progress toward polio eradication\u2014Worldwide, 2019\u20132020.","volume":"70","author":"Tuma","year":"2021","journal-title":"MMWR Morb Mortal Wkly Rep"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R8","doi-asserted-by":"publisher","first-page":"1648","DOI":"10.15585\/mmwr.mm695152a4","article-title":"Impact of COVID-19 pandemic on global poliovirus surveillance.","volume":"69","author":"Zomahoun","year":"2021","journal-title":"MMWR Morb Mortal Wkly Rep"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R9","doi-asserted-by":"publisher","first-page":"1748","DOI":"10.15585\/mmwr.mm6946a5","article-title":"Progress toward poliomyelitis eradication\u2014Pakistan, January 2019\u2212September 2020.","volume":"69","author":"Hsu","year":"2020","journal-title":"MMWR Morb Mortal Wkly Rep"},{"key":"key-10.15585\/mmwr.mm7034a1-202108260831-R10","unstructured":"Global Polio Eradication Initiative. Afghanistan National Emergency Action Plan: Polio Eradication. Geneva, Switzerland: World Health Organization; 2021. https:\/\/polioeradication.org\/wp-content\/uploads\/2021\/05\/Afghanistan_NEAP_2021.pdf"}],"container-title":["MMWR. Morbidity and Mortality Weekly Report"],"original-title":[],"deposited":{"date-parts":[[2021,8,26]],"date-time":"2021-08-26T09:48:03Z","timestamp":1629971283000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.cdc.gov\/mmwr\/volumes\/70\/wr\/mm7034a1.htm?s_cid=mm7034a1_w"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,8,27]]},"references-count":10,"journal-issue":{"issue":"34","published-online":{"date-parts":[[2021,8,27]]}},"URL":"https:\/\/doi.org\/10.15585\/mmwr.mm7034a1","relation":{},"ISSN":["0149-2195","1545-861X"],"issn-type":[{"value":"0149-2195","type":"print"},{"value":"1545-861X","type":"electronic"}],"subject":[],"published-other":{"date-parts":[[2021,8,27]]},"published":{"date-parts":[[2021,8,27]]}}}