About the Authors

Michael R. Gatlin

Affiliation University of Georgia, Athens, Georgia, United States of America

Carla L. Black

Affiliation University of Georgia, Athens, Georgia, United States of America

Pauline N. Mwinzi

Affiliation Kenya Medical Research Institute, Kisumu, Kenya

W. Evan Secor

Affiliation Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Diana M. Karanja

Affiliation Kenya Medical Research Institute, Kisumu, Kenya

Daniel G. Colley

dcolley@uga.edu

Affiliation University of Georgia, Athens, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MRG WES DMK DGC. Performed the experiments: MRG. Analyzed the data: MRG CLB DGC. Contributed reagents/materials/analysis tools: PNM WES DMK DGC. Wrote the paper: MRG. Oraganized and implemented longitudinal field work: PNM DMK.