title: Occurrence of hydatidosis in "B" county.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D002648:Child; D004443:Echinococcosis / Q000453:epidemiology* / Q000662:veterinary; D004444:Echinococcosis, Hepatic / Q000453:epidemiology; D004445:Echinococcosis, Pulmonary / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012383:Romania