Funding for this research was provided by:
National Institute of Allergy and Infectious Diseases (U19AI089681, RO1AI110112)
Biodefense and Emerging Infectious Disease Training fellowship (T32AI05532901)
Received: 4 December 2018
Accepted: 19 July 2019
First Online: 29 July 2019
Ethics approval and consent to participate
: Study protocols were approved by the Ethics Review Board of the Regional Health Direction of Loreto (477-2016), Universidad Peruana Cayetano Heredia in Lima (184-09-16) and WHO Ethics Review Committee (0002669).
: Not applicable.
: The authors declare that they have no competing interests.