About the Authors

Rashid S. Hussain

Rashid_Hussain@brown.edu

Affiliation Warren Alpert Medical School of Brown University, Providence, Rhode Island, United States of America

Stephen T. McGarvey

Affiliation Brown University, Department of Epidemiology, International Health Institute, Providence, Rhode Island, United States of America

Tabassam Shahab

Affiliation Jawaharlal Nehru Medical College, Department of Paediatrics, Aligarh, Uttar Pradesh, India

Lina M. Fruzzetti

Affiliation Department of Anthropology, Brown University, Providence, Rhode Island, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RSH STM TS LMF. Performed the experiments: RSH. Analyzed the data: RSH STM TS LMF. Contributed reagents/materials/analysis tools: RSH STM TS LMF. Wrote the paper: RSH STM LMF.