title: Four new species of Eimeria (Protozoa: Eimeriidae) from the pika Ochotona princeps from Alberta and O. pallasi from Kazakhstan.
mesh_terms: D000416:Alberta; D000818:Animals; D003048:Coccidiosis / Q000382:microbiology* / Q000662:veterinary; D004539:Eimeria / Q000145:classification*; D007623:Kazakhstan; D011817:Rabbits