Authors’ contributions
Nicholas Passalacqua, Richard Thomas and Brian Spatola conceived of the study, and participated in its design and coordination and helped to draft the manuscript. All authors contributed to the final text and approved it.
Disclosure statement
No potential conflict of interest was reported by the authors.
Disclaimer
The opinions and assertions contained herein are the expressed views of the authors and are not to be construed as official or reflecting the views of the Department of the Army, Navy, or Air Force; of the Department of Defense; the Defense Health Agency or the Federal Bureau of Investigation.