title: Protozoan nomina dubia: to arbitrarily restrict or replace. The case of Sarcocystis spp.
mesh_terms: D000818:Animals; D002415:Cats; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology; D004285:Dogs; D056890:Eukaryota / Q000145:classification*; D006801:Humans; D011528:Protozoan Infections / Q000209:etiology; D011529:Protozoan Infections, Animal; D013045:Species Specificity; D009626:Terminology as Topic