title: A community study of respiratory infections in the tropics. 3. Introduction and transmission of infections within families.
mesh_terms: D000328:Adult; D000367:Age Factors; D002675:Child, Preschool; D003139:Common Cold / Q000235:genetics* / Q000382:microbiology; D003441:Crowding; D003469:Culture; D005191:Family Characteristics; D005260:Female; D006801:Humans; D008297:Male; D009500:Neutralization Tests; D009790:Occupations; D012141:Respiratory Tract Infections / Q000453:epidemiology* / Q000235:genetics; D012229:Rhinovirus / Q000302:isolation & purification; D012737:Sex Factors; D012959:Socioeconomic Factors; D014330:Tropical Medicine