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Authors
Wodon, Quentin http://orcid.org/0000-0002-6846-1116
Yedan, Ali
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Article History
First Online: 18 October 2019
Ethics approval and consent to participate
: The study is based on a national survey implemented by Niger’s Institute of Statistics, so no ethical clearance is needed. All households interviewed in the survey gave informed consent before participation, and the information was collected confidentially.
: Not applicable
: The authors declare that they have no competing interests.
