Hypothesis: cryptosporidiosis in human beings is not primarily a zoonosis.
D000328:Adult; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000635:transmission; D002648:Child; D002675:Child, Preschool; D003457:Cryptosporidiosis / Q000635:transmission* / Q000662:veterinary; D003967:Diarrhea / Q000209:etiology; D006801:Humans; D051379:Mice; D012756:Sheep; D012757:Sheep Diseases / Q000635:transmission; D015047:Zoonoses