About the Authors

Emmanuel Grellety, Thomas Roederer, Rebecca F. Grais
Epicentre, Paris, France

Susan Shepherd, Stéphane Doyon
Médecins Sans Frontières, Paris, France

Mahamane L. Manzo
Regional Department of the Ministry of Health, Maradi, Niger

Eric-Alain Ategbo
United Nations International Children Emergency Fund, Niamey, Niger

Corresponding Author

Emmanuel.GRELLETY@epicentre.msf.org

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EG SS MLM SD EAA RFG. Performed the experiments: EG. Analyzed the data: EG TR RFG. Wrote the paper: EG SS TR MLM SD EAA RFG.