title: Estimation of true incidence of polio: some methodological issues.
authors.forename: Rajib
authors.initials: R
authors.lastname: Dasgupta
authors.forename: Sanjay
authors.initials: S
authors.lastname: Chaturvedi
mesh_terms: D002648:Child; D006801:Humans; D015994:Incidence; D007194:India / Q000453:epidemiology; D011051:Poliomyelitis / Q000453:epidemiology*; D015995:Prevalence