[Some problems in the etiology of lambliasis].
D000293:Adolescent; D000328:Adult; D002353:Carrier State / Q000453:epidemiology; D005873:Giardiasis / Q000453:epidemiology / Q000209:etiology*; D006801:Humans; D008297:Male; D012621:Seasons; D014586:USSR
Nekotorye voprosy épidemiologii liamblioza