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Impact of COVID-19 pandemic on childhood immunization in a ..:

Afreen Khan ; Aparna Chakravarty ; Jagannath Mahapatra
http://www.ijcm.org.in/article.asp?issn=0970-0218;year=2021;volume=46;issue=3;spage=520;epage=523;aulast=Khan.  , 2021