Chao-zhi Hou

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OBJECTIVE To study the prevalence rate of rheumatoid arthritis in Zhuang nationality population of Nanning, Guangxi. METHODS A total of 7407 people with Zhuang nationality, aged 16 and over were surveyed. Questionnaire was administered to each subject under survey, while X-ray and serum rheumatoid factor were carried out to all those who gave positive(More)
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