Funding for this research was provided by:
Korea Health Industry Development Institute (HI14C2700)
National Research Foundation of Korea (2018R1A6A1A03025124)
Conselho Nacional de Desenvolvimento Científico e Tecnológico (01 06 0010.00 and 01.10.0643.03)
Received: 14 May 2020
Accepted: 22 September 2020
First Online: 12 October 2020
Ethics approval and consent to participate
: ELSA-Brasil was approved by the institutional review board of the Hospital de Clínicas de Porto Alegre (Certificate of Ethical Evaluation and Approval 06.194: 49340615.6.0000.5327), and we obtained written informed consent from all participants.
: Not applicable.
: The authors declare that they have no competing interests.