Funding for this research was provided by:
Wellcome Trust (GR066133, GR080002)
World Health Organization (IIRG-04-1286)
FONACIT/ CDCH/ UCV
Puerto Rico Legislature
H2020 European Research Council (ERC-2013-ADG340755)
Article History
Received: 22 July 2018
Accepted: 8 May 2019
First Online: 16 May 2019
Ethics approval and consent to participate
: Signed informed consent was obtained for participants and signed independently witnessed verbal consent was obtained if participants could not read or write. The procedure forms part of the 10/66 study protocol, which was approved by the King’s College London Ethics Committee and relevant local authorities at each site.
: Not applicable.
: The authors declare that they have no competing interests.
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