Geographical and anatomical patterns of osteoarthritis.
D000328:Adult; D000367:Age Factors; D005260:Female; D006801:Humans; D007596:Joints / Q000473:pathology; D008297:Male; D008875:Middle Aged; D010003:Osteoarthritis / Q000000981:diagnostic imaging / Q000453:epidemiology* / Q000473:pathology; D011859:Radiography; D012737:Sex Factors; D013019:South Africa