机构:
Chinese Acad Med Sci, Peking Union Med Coll, Med Coll Hosp, Dept Rheumatol, Beijing, Peoples R ChinaChinese Acad Med Sci, Peking Union Med Coll, Med Coll Hosp, Dept Rheumatol, Beijing, Peoples R China
机构:
Univ Alabama, Coll Community Hlth Sci, Dept Family Med, Birmingham, AL 35294 USAUniv Alabama, Coll Community Hlth Sci, Dept Family Med, Birmingham, AL 35294 USA