About the Authors

Nicholas J. Martin

nicholas.martin@med.navy.mil

Affiliations Viral and Rickettsial Diseases Department, U. S. Naval Medical Research Center, Silver Spring, Maryland, United States of America, Preventive Medicine and Biometrics Department, Uniformed Services University of the Health Sciences, Bethesda, Maryland, United States of America

Philip A. Smith

Affiliations Preventive Medicine and Biometrics Department, Uniformed Services University of the Health Sciences, Bethesda, Maryland, United States of America, Health Response Team, U. S. Department of Labor – Occupational Safety and Health Administration, Sandy, Utah, United States of America

Nicole L. Achee

Affiliation Preventive Medicine and Biometrics Department, Uniformed Services University of the Health Sciences, Bethesda, Maryland, United States of America

Gerald T. DeLong

Affiliations Preventive Medicine and Biometrics Department, Uniformed Services University of the Health Sciences, Bethesda, Maryland, United States of America, U. S. Naval Inspector General, Portsmouth, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NJM PAS NLA GTD. Performed the experiments: NJM PAS NLA. Analyzed the data: NJM PAS NLA GTD. Contributed reagents/materials/analysis tools: NJM PAS NLA GTD. Wrote the paper: NJM PAS NLA GTD.