Shrestha, N KPadmavati, S1980-09-012009-05-271980-09-012009-05-271980-09-01Shrestha NK, Padmavati S. Congenital heart disease in Delhi school children. Indian Journal of Medical Research. 1980 Sep; 72(): 403-7http://imsear.searo.who.int/handle/123456789/21187engAdolescentChildChild, PreschoolFemaleHeart Defects, Congenital --epidemiologyHumansIndiaMaleSex RatioUrban PopulationJournal Article