About the Authors

Bart Victor

Affiliations Owen Graduate School of Management, Vanderbilt University, Nashville, Tennessee, United States of America, Vanderbilt Institute for Global Health, Vanderbilt University, Nashville, Tennessee, United States of America

Meridith Blevins

Affiliations Vanderbilt Institute for Global Health, Vanderbilt University, Nashville, Tennessee, United States of America, Department of Biostatistics, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America

Ann F. Green

Affiliation Vanderbilt Institute for Global Health, Vanderbilt University, Nashville, Tennessee, United States of America

Elisée Ndatimana

Affiliation Friends in Global Health, Maputo, Mozambique

Lázaro González-Calvo

Affiliation Friends in Global Health, Maputo, Mozambique

Edward F. Fischer

Affiliation Vanderbilt Center for Latin American Studies and Department of Anthropology, Vanderbilt University, Nashville, Tennessee, United States of America

Alfredo E. Vergara

Current address: US Centers for Disease Control and Prevention, Maputo, Mozambique

Affiliations Vanderbilt Institute for Global Health, Vanderbilt University, Nashville, Tennessee, United States of America, Department of Preventive Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America

Sten H. Vermund

Affiliations Vanderbilt Institute for Global Health, Vanderbilt University, Nashville, Tennessee, United States of America, Department of Pediatrics, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America, Friends in Global Health, Maputo, Mozambique

Omo Olupona

Affiliation World Vision International, Maputo, Mozambique

Troy D. Moon

troy.moon@vanderbilt.edu

Affiliations Vanderbilt Institute for Global Health, Vanderbilt University, Nashville, Tennessee, United States of America, Department of Pediatrics, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America, Friends in Global Health, Maputo, Mozambique

Competing Interests

Co-author Sten H. Vermund MD, PhD, is a PLOS ONE Editorial Board member. This does not alter the authors’ adherence to all PLOS ONE Editorial policies and criteria.

Author Contributions

Conceived and designed the experiments: BV MB AG SV AV EF OO TM. Performed the experiments: EN LG AV. Analyzed the data: BV AG MB TM EF OO. Contributed to the writing of the manuscript: BV MB AG SV TM.