title: Ultrastructure of canine hemangiopericytoma.
mesh_terms: D000818:Animals; D003937:Diagnosis, Differential; D004283:Dog Diseases / Q000175:diagnosis / Q000473:pathology*; D004285:Dogs; D006393:Hemangiopericytoma / Q000648:ultrastructure / Q000662:veterinary*; D007124:Immunoenzyme Techniques; D008854:Microscopy, Electron