About the Authors
- Luis J. Cocka
- Paul Bates
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* E-mail: pbates@mail.med.upenn.edu
Affiliation Department of Microbiology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: LJC PB. Performed the experiments: LJC. Analyzed the data: LJC PB. Wrote the paper: LJC PB.