title: Infection and disease in a group of South Indian Families. IX. Poliovirus infection among pre-school children.
mesh_terms: D002675:Child, Preschool; D005260:Female; D006801:Humans; D007194:India; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011051:Poliomyelitis / Q000453:epidemiology*; D017955:Poliovirus / Q000302:isolation & purification; D012494:Sampling Studies