Funding for this research was provided by:
UBS Optimus Foundation
Consejo Nacional de Ciencia y Tecnología (2008-02-108541)
Received: 1 February 2018
Accepted: 20 November 2019
First Online: 10 December 2019
Ethics approval and consent to participate
: The study protocol was approved by the Research Ethics Board of CIETcanada (which had received the resources for the study) on 16 November 2009 and the Ethics Committee of the <i>Centro de Investigación de Enfermedades Tropicales</i> (CIET) at the Autonomous University of Guerrero on 27 November 2009. Local authorities and community leaders gave their consent for the study. We also asked every household for verbal consent to apply the survey questionnaire, collect saliva samples, and perform entomological inspections.
: Not applicable
: The authors declare that they have no competing interests.