Funding for this research was provided by:
Armed Forces Health Surveillance Branch (P0108_18_WR)
Received: 12 December 2019
Accepted: 11 February 2020
First Online: 19 February 2020
Ethics approval and consent to participate
: This study protocol was reviewed and approved by Institutional Review Boards at the State University of New York (SUNY) Upstate Medical University, Cornell University, the Human Research Protection Office of the U.S. Department of Defense, the Luis Vernaza Hospital in Guayaquil, Ecuador, and the Ecuadorean MoH. Before the start of the study, all participants engaged in a written informed consent or assent process, as applicable.
: All authors have agreed to publication.
: The authors declare that they have no competing interests