About the Authors

Laura M. Filkins

Affiliation Department of Microbiology and Immunology, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, United States of America

George A. O’Toole

georgeo@dartmouth.edu

Affiliation Department of Microbiology and Immunology, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, United States of America

Competing Interests

The authors have declared that no competing interests exist.