title: Experimental Cryptosporidium parvum infections in chickens.
mesh_terms: D000818:Animals; D002645:Chickens / Q000469:parasitology*; D003044:Coccidia / Q000254:growth & development*; D003457:Cryptosporidiosis / Q000635:transmission / Q000662:veterinary; D003458:Cryptosporidium / Q000254:growth & development*; D012137:Respiratory System / Q000469:parasitology