About the Authors

Il-Man Kim

Affiliation Department of Medicine, Duke University, Durham, North Carolina, United States of America

Matthew J. Wolf

wolf0008@mc.duke.edu

Affiliation Department of Medicine, Duke University, Durham, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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