Flores-Quispe, Maria del Pilar http://orcid.org/0000-0003-1472-7350
Restrepo-Méndez, María Clara
Maia, Maria Fátima S.
Ferreira, Leonardo Z.
Wehrmeister, Fernando C.
Funding for this research was provided by:
Wellcome Trust (101815/Z/13/Z)
Bill & Melinda Gates Foundation (OPP135522)
Associação Brasileira de Saúde Coletiva
Article History
Received: 13 May 2019
Accepted: 3 September 2019
First Online: 15 October 2019
Ethics approval and consent to participate
: We only used publicly available data from national surveys in our analyses, so that ethical clearance was the sole responsibility of the institutions that carried out the surveys. Further information about the surveys and ethics can be found in their respective websites.
: Not applicable.
: The authors declare that they have no competing interests.