Sunyoung Kim a, b, Lan Luo b, Sandra M. Shi b, c, d, Chan Mi Park b, c, d, Kevin T. Pritchard b, Miji Kim e, ⁎
, Chang Won Won a, ⁎, 1
Given his role as Editorial board member, Chang Won Won had no involvement in the peer-review of this article and has no access to information regarding its peer-review. Full responsibility for the editorial process for this article was delegated to another journal editor.
, Dae Hyun Kim b, c, d
a Department of Family Medicine, Kyung Hee University Medical Center, Kyung Hee University College of Medicine, Seoul, South Korea
b Hinda and Arthur Marcus Institute for Aging Research, Hebrew SeniorLife, Harvard Medical School Affiliate, Boston, MA, United States of America
c Division of Gerontology, Beth Israel, Deaconess Medical Center, Boston, MA, United States of America
d Harvard Medical School, Boston, MA, United States of America
e Department of Health Sciences and Technology, College of Medicine, Kyung Hee University, Seoul, South Korea