Funding for this research was provided by:
European and Developing Countries Clinical Trials Partnership (Senior Fellowship Grant, Ref. TA.2011.40200.026)
Text and Data Mining valid from 2020-01-22
Received: 5 August 2019
Accepted: 7 January 2020
First Online: 22 January 2020
Ethics approval and consent to participate
: All participants provided written informed consent. The study received ethical approval from the national Ethics Committee for Health Research (Comité d’éthique pour la recherche en santé, CERS) of Burkina Faso.
: Not applicable.
: The authors declare that they have no competing interests.