title: The muskrat as an intermediate host of Echinococcus multilocularis in Montana.
mesh_terms: D000818:Animals; D004444:Echinococcosis, Hepatic / Q000473:pathology / Q000662:veterinary; D004446:Echinococcus; D009009:Montana; D012376:Rodent Diseases / Q000473:pathology; D012377:Rodentia / Q000469:parasitology*