The morphology of cysts of Sarcocystis infecting birds in western Canada.
D000818:Animals; D001715:Bird Diseases / Q000469:parasitology*; D001717:Birds; D002170:Canada; D004372:Ducks / Q000469:parasitology; D012522:Sarcocystis / Q000166:cytology*; D012523:Sarcocystosis / Q000469:parasitology / Q000662:veterinary*; D013045:Species Specificity