[1] Chinese Peoples Liberat Army Gen Hosp, Inst Geriatr, Natl Clin Res Ctr Geriatr Dis, Med Ctr 2,Beijing Key Lab Aging & Geriatr, Beijing, Peoples R China
[2] Chinese Peoples Liberat Army Gen Hosp, Hainan Hosp, Healthcare Off Med Serv Dept, Sanya, Hainan, Peoples R China
[3] Peoples Liberat Army Gen Hosp, Grad Sch, Dept Stat & Epidemiol, Beijing, Peoples R China
[4] Chinese Peoples Liberat Army Gen Hosp, Hainan Hosp, Dept Med Psychol, Sanya, Hainan, Peoples R China
[5] Chinese Peoples Liberat Army Gen Hosp, Healthcare Off, Beijing 100853, Peoples R China
[6] Peoples Liberat Army Gen Hosp, Med Ctr 1, Dept Dis Prevent & Control, Beijing, Peoples R China
[7] State Key Lab Kidney Dis, Beijing, Peoples R China
[8] Chinese Peoples Liberat Army Gen Hosp, Inst Geriatr, Natl Clin Res Ctr Geriatr Dis, Med Ctr 2,Beijing Key Lab Aging & Geriatr,State Ke, 28 Fuxing Rd, Beijing 100853, Peoples R China
[9] Peoples Liberat Army Gen Hosp, Grad Sch, Dept Stat & Epidemiol, 28 Fuxing Rd, Beijing 100853, Peoples R China