title: Age profile of diphtheria in Bombay a study of 3,453 recent cases in children.
mesh_terms: D000367:Age Factors; D002675:Child, Preschool; D004165:Diphtheria / Q000453:epidemiology* / Q000401:mortality; D005260:Female; D006801:Humans; D007194:India; D007223:Infant; D008297:Male; D012621:Seasons; D012737:Sex Factors