[1] Fudan Univ, Shanghai, Peoples R China
[2] Duke Univ, Sch Nursing, Durham, NC 27706 USA
[3] Univ Maryland, Sch Nursing, 655 W Lombard St, Baltimore, MD 21201 USA
[4] Dept Vet Affairs, Geriatr Res Educ & Clin Ctr GRECC, Durham, NC USA
[5] Fudan Univ, Huashan Hosp, Inst Neurol, Shanghai, Peoples R China
[6] Fudan Univ, Huashan Hosp, Natl Clin Res Ctr Aging & Med, Shanghai, Peoples R China
[7] Duke Univ, Dept Family Med & Community Hlth, Sch Med, Durham, NC 27706 USA
[8] NYU, Rory Meyers Coll Nursing, 433 1st Ave, New York, NY 10010 USA
[9] NYU Aging Incubator, New York, NY USA