Published Online: April 28, 2014. doi:10.1001/jamainternmed.2014.1116.
Study concept and design: Mangalmurti, Harold, Flannery, Oetgen.
Acquisition, analysis, or interpretation of data: Harold, Parikh.
Drafting of the manuscript: Mangalmurti, Harold, Oetgen.
Critical revision of the manuscript for important intellectual content: Harold, Parikh, Flannery, Oetgen.
Statistical analysis: Parikh.
Administrative, technical, or material support: Flannery, Oetgen.
Study supervision: Mangalmurti, Harold, Flannery, Oetgen.
Conflict of Interest Disclosures: None reported.
Disclaimer: The views expressed in this report are those of the authors and do not necessarily represent the official position of the military services or the Department of Defense.