Funding for this research was provided by:
Fundação Calouste Gulbenkian (Scholarship ID - P-135647/SBG/2014)
World Health Organization/TDR (B40151/2014)
Text and Data Mining valid from 2020-04-03
Received: 10 September 2019
Accepted: 7 February 2020
First Online: 3 April 2020
Ethics approval and consent to participate
: The study was reviewed and approved by the institutional bioethics committee for health of the National Institute of Health of Mozambique (ID: 039/CIBS-INS/2015) and by WHO ethics review committee (ID B40151/WHO-ERC/2016).
: Not applicable.
: The authors declare that they have no competing interests.