Lee, Sungmin
Article History
Received: 16 March 2021
Accepted: 21 September 2021
First Online: 12 October 2021
Declarations
:
: The National Health and Aging Trends Study was approved by the Johns Hopkins Bloomberg School of Public Health IRB (#2083). Participants provided written informed consent. The current analyses were deemed exempt by the Johns Hopkins School of Medicine IRB. all methods were performed in accordance with the relevant guidelines and regulations.
: N/A
: The authors declare that they have no competing interests.