Funding for this research was provided by:
National Institutes of Health (5R01HL125996-04)
Received: 5 June 2020
Accepted: 20 January 2021
First Online: 12 February 2021
Ethics approval and consent to participate
: The study was approved by the National Ethics Committee for Health Research (CNRES) of Benin. Ethical clearance was also obtained from the institutional review boards (IRB) charged with the Human Subjects Protection Program (HSPP) of the University of Arizona (IRB 1508040144). Each participant was informed about the aims and procedures of the study. Furthermore, written informed consent was obtained from all participants before enrollment.
: Not applicable.
: The authors declare that they have no competing interests.