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Authors
Hitachi, Mami
Honda, Sumihisa
Kaneko, Satoshi
Kamiya, Yasuhiko https://orcid.org/0000-0001-7190-1082
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Funding
Funding for this research was provided by:
Mitsubishi UFJ Foundation (N.A.)
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Article History
Received: 1 November 2018
Accepted: 21 July 2019
First Online: 30 July 2019
Ethics approval and consent to participate
: This study was approved by the ethics committee of Nagasaki University Graduate School of International Health and Development in Japan and the national consultative ethics committee of the Ministry of Public Health in Niger (DELIBERATION N 013/2012/CCNE). Written informed consent was obtained from all participants. All the data were kept confidential.
: Not applicable
: The authors declare that they have no competing interests.
