Full text: Available Index: IMSEAR (South-East Asia) Main subject: Rheumatic Heart Disease / Female / Humans / Male / Infant, Newborn / Child / Child, Preschool / Retrospective Studies / Heart Defects, Congenital / Heart Diseases Type of study: Observational study Country/Region as subject: Asia Language: English Journal: Indian J Pediatr Year: 1974 Type: Article