[1] Capital Medical University,Department of Epidemiology and Health Statistics, School of Public Health
[2] Capital Medical University,Beijing Geriatric Healthcare Center, Xuanwu Hospital
[3] Capital Medical University,Beijing Municipal Key Laboratory of Clinical Epidemiology
[4] Edith Cowan University,School of Medical and Health Sciences
[5] University of Georgia,Department of Epidemiology and Biostatistics, College of Public Health
[6] Tulane University School of Public Health and Tropical Medicine,Department of Epidemiology