About the Authors

Khai Hoan Tram

ktram@stanford.edu

Affiliation Stanford University School of Medicine, Stanford, California, United States of America

Jane T. Bertrand

Affiliation Tulane University School of Public Health and Tropical Medicine, Department of Global Health Systems and Development, New Orleans, Louisiana, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KHT JTB. Performed the experiments: KHT JTB. Analyzed the data: KHT JTB. Contributed reagents/materials/analysis tools: KHT JTB. Wrote the paper: KHT JTB.