1 Global Brain Health Institute, University of California, San Francisco, San Francisco, California, USA.
2 College of Nursing, Inje University, Busan, South Korea.
3 Memory and Aging Center, Department of Neurology, University of California, San Francisco, San Francisco, California, USA.
4 Family Medicine Center at Lakeshore, Department of Family and Community Medicine, University of California, San Francisco, San Francisco, California, USA.
5 Division of Geriatrics, University of California, San Francisco, San Francisco, California, USA.
6 Department of Anesthesia and Perioperative Care, University of California, San Francisco, San Francisco, California, USA.