Lim, Jihye
Park, Hyungchul
Lee, Heayon
Lee, Eunju
Lee, Danbi
Jung, Hee-Won
Jang, Il-Young
Article History
Received: 25 October 2020
Accepted: 10 February 2021
First Online: 25 March 2021
Ethics approval and consent to participate
: We used the records of the population-based prospective cohort, Aging Study of Pyeongchang Rural Area (ASPRA). The protocol of this cohort study was approved by the Institutional Review Board of the Asan Medical Center, Seoul, Korea (2015-0673), and all the participants provided written informed consent. The study was conducted in accordance with approved study protocol, complying the ethical rules for human experimentation that stated in the Declaration of Helsinki.
: Not applicable.
: All authors declare that there are no potential conflicts of interest.