About the Authors

Philip G. McQueen
Mathematical and Statistical Computing Laboratory, Division of Computational Bioscience, Center for Information Technology, National Institutes of Health, Bethesda, Maryland, United States of America

F. Ellis McKenzie
Fogarty International Center, National Institutes of Health, Bethesda, Maryland, United States of America

Corresponding Author

mcqueenp@mail.nih.gov

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PGM FEM. Performed the experiments: PGM. Analyzed the data: PGM FEM. Contributed reagents/materials/analysis tools: PGM. Wrote the paper: PGM FEM. Performed numerical simulations and contributed the main analysis software used to analyze the simulation results: PGM.