Ankylosing spondylitis in a Canadian Indian population.
D000293:Adolescent; D000328:Adult; D000368:Aged; D016918:Arthritis, Reactive / Q000453:epidemiology; D001172:Arthritis, Rheumatoid / Q000453:epidemiology; D002170:Canada; D003093:Colitis, Ulcerative / Q000453:epidemiology; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D007198:Indians, North American; D007592:Joint Diseases / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D011565:Psoriasis / Q000453:epidemiology; D012217:Rheumatoid Factor; D013167:Spondylitis, Ankylosing / Q000175:diagnosis / Q000453:epidemiology*
D012217:Rheumatoid Factor