About the Authors
DoD Biotechnology High-Performance-Computing Software Applications Institute, Telemedicine and Advanced Technology Research Center, U.S. Army Medical Research and Materiel Command, Fort Detrick, Maryland, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: XF AW JR. Performed the experiments: XF. Analyzed the data: XF. Wrote the paper: AW XF JR.