Perera, P.2017-07-062017-07-062017Sri Lanka Journal of Child Health. 2017; 46(1): 70–742386-110X(Electronic)http://repository.kln.ac.lk/handle/123456789/128Indexed in Scopus, Not indexed in MEDLINE/PUBMEDen-USPoliovirus VaccinesPoliovirus Vaccine, OralPoliovirus Vaccine, InactivatedMoving from oral poliovirus vaccine to inactivated poliovirus vaccine in Sri Lanka: The rationale and challengesArticle