Funding for this research was provided by:
Saudi Arabia Cultural Bureau in London (n/a)
Wellcome Trust (WT098051)
Received: 7 January 2020
Accepted: 18 June 2020
First Online: 29 June 2020
Ethics approval and consent to participate
: For the Brazilian samples, the SABE (Health, Wellbeing and Aging) study was approved by the FSP-USP Institutional Review Board. A signed informed consent form was obtained from all participants. Other data (Simons Diversity Project, 1000 Genomes Project, Gambian Genomes Project) and samples (1000 Genomes project) are publicly available.
: Not applicable.
: The authors declare that they have no competing interests.