title: A survey for bancroftian filariasis in the Calcutta area.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005260:Female; D005368:Filariasis / Q000453:epidemiology*; D006801:Humans; D007194:India; D007223:Infant; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D014957:Wuchereria