Funding for this research was provided by:
Médecins Sans Frontières
Text and Data Mining valid from 2019-12-01
Received: 11 July 2019
Accepted: 17 December 2019
First Online: 26 December 2019
Ethics approval and consent to participate
: The study protocol was reviewed and approved by the National Ethics Committee for Health Research of Niger (Ref 023/2017/CNERS) and the Ethics Review Board of Médecins Sans Frontières (Ref 1753).
: Not applicable.
: The authors declare that they have no competing interests.