About the Authors

James P Wirth

james@groundworkhealth.org

Affiliation GroundWork, Crans-près-Céligny, Switzerland

Fabian Rohner

Affiliation GroundWork, Crans-près-Céligny, Switzerland

Bradley A Woodruff

Affiliation GroundWork, Crans-près-Céligny, Switzerland

Faraja Chiwile

Affiliation UNICEF, Freetown, Sierra Leone

Hannah Yankson

Affiliation WHO, Freetown, Sierra Leone

Aminata S Koroma

Affiliation Ministry of Health and Sanitation, Freetown, Sierra Leone

Feimata Russel

Affiliation Ministry of Health and Sanitation, Freetown, Sierra Leone

Fatmata Sesay

Affiliation Helen Keller International, Freetown, Sierra Leone

Elisa Dominguez

Affiliation WHO West Africa, Ouagadougou, Burkina Faso

Nicolai Petry

Affiliation GroundWork, Crans-près-Céligny, Switzerland

Setareh Shahab-Ferdows

Affiliation USDA/ARS Western Human Nutrition Research Center, Davis, United States of America

Mercedes de Onis

Affiliation WHO Headquarters, Geneva, Switzerland

Mary H Hodges

Affiliation Helen Keller International, Freetown, Sierra Leone

Competing Interests

The authors have declared that no competing interests exist. FC is staff member of UNICEF; HY, ED and MdO are staff members of the World Health Organization. The authors alone are responsible for the views expressed in this publication and they do not necessarily represent the decisions, policy or views of UNICEF or the World Health Organization. This does not alter the authors’ adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: FRohner JPW BAW FC HY ASK FS ED NP MdO MH. Performed the experiments: FRohner JPW FC HY ASK FRussel FS NP MH. Analyzed the data: BAW JPW FRohner. Contributed reagents/materials/analysis tools: SSF. Wrote the paper: JPW FRohner BAW MH.