Hydatid disease. A vicious cycle.
D000293:Adolescent; D000328:Adult; D000818:Animals; D002648:Child; D004285:Dogs; D004443:Echinococcosis / Q000175:diagnosis / Q000601:surgery / Q000635:transmission*; D005260:Female; D006801:Humans; D008297:Male; D012756:Sheep