Funding for this research was provided by:
Ambassade de France au Bénin
Text and Data Mining valid from 2019-06-11
Received: 11 March 2019
Accepted: 4 June 2019
First Online: 11 June 2019
Ethics approval and consent to participate
: The study was approved by the ethics committees of the Faculty of Health Sciences (University of Abomey-Calavi, Benin) and of the Comité Consultatif de Déontologie et d’Ethique of the Research Institute for Development (IRD) in France. Written informed consent was obtained from all women included in the study.
: Not applicable.
: The authors declare that they have no competing interests.