Funding for this research was provided by:
Foundation for the National Institutes of Health (P01AG031719, R01AG026786)
programma podderjki veduschikh rossiiskikh universitetov "5-100"
Received: 28 July 2020
Accepted: 24 January 2021
First Online: 8 February 2021
Ethics approval and consent to participation
: The study involves secondary data analysis of existing survey data. The SAHR was approved by the Ethical Committee of the State Research Centre for Preventive Medicine, Moscow, Russia; and by the Institutional Review Board at Duke University, Durham, USA. Written informed consent was obtained from participants to collect all data, including interview information as well as biomedical measurements. All participant information was anonymized and de-identified before analyses.
: Not applicable.
: The authors have no competing interests.