title: Letter: RA in dogs.
mesh_terms: D000818:Animals; D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging / Q000473:pathology / Q000662:veterinary*; D004283:Dog Diseases / Q000000981:diagnostic imaging*; D004285:Dogs; D005528:Foot / Q000000981:diagnostic imaging*; D011859:Radiography