[Radiologic observation on 100 cases of early rheumatoid arthritis].
Yan
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SC
D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008297:Male; D008683:Metatarsophalangeal Joint / Q000000981:diagnostic imaging; D010024:Osteoporosis / Q000000981:diagnostic imaging; D011859:Radiography; D014955:Wrist Joint / Q000000981:diagnostic imaging