1. Center for Genetic Epidemiology and GenomicsSchool of Public Health, Soochow University, SuzhouJiangsuP. R. China
2. Jiangsu Key Laboratory of Preventive and Translational Medicine for Geriatric DiseasesSchool of Public Health, Soochow University, SuzhouJiangsuP. R. China
3. Department of Rheumatologythe First Affiliated Hospital of Soochow University, SuzhouJiangsuP. R. China