title: Infection and disease in a group of South Indian families. 3. Virological methods and a report of the frequency of enteroviral infection in preschool children.
mesh_terms: D002675:Child, Preschool; D004522:Educational Status; D004770:Enterovirus / Q000302:isolation & purification*; D029822:Enterovirus B, Human / Q000302:isolation & purification*; D004769:Enterovirus Infections / Q000453:epidemiology* / Q000235:genetics; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D007182:Income; D007194:India; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D017955:Poliovirus / Q000302:isolation & purification*; D012007:Rectum / Q000382:microbiology; D012067:Religion; D012621:Seasons; D012703:Serotyping; D014038:Toilet Facilities; D014329:Tropical Climate; D014881:Water Supply