Author Contributions: Drs Landrum and Murray had full access to all of the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Landrum, Chukwuma, Murray.
Acquisition of data: Neumann, Cook, Chukwuma.
Analysis and interpretation of data: Landrum, Neumann, Cook, Chukwuma, Ellis, Hospenthal, Murray.
Drafting of the manuscript: Landrum, Chukwuma, Murray.
Critical revision of the manuscript for important intellectual content: Neumann, Cook, Chukwuma, Ellis, Hospenthal, Murray.
Statistical analysis: Landrum, Neumann, Cook, Chukwuma.
Administrative, technical, or material support: Chukwuma, Murray.
Study supervision: Landrum, Murray.
Conflict of Interest Disclosures: The authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest and none were reported.
Funding/Support: This project has been funded in part with federal funds from the National Institute of Allergy and Infectious Diseases, National Institutes of Health, under interagency agreement Y1-AI-5072. Support for this work was leveraged from grants provided by the Global Emerging Infections Surveillance and Response Program, Armed Forces Health Surveillance Center to the EpiData Center Department, Navy and Marine Corps Public Health Center (NMCPHC). Additional support was also provided in part by an appointment to the Postgraduate Research Participation Program at the Navy and Marine Corps Public Health Center administered by the Oak Ridge Institute for Science and Education through an interagency agreement between the US Department of Energy and the NMCPHC. At the time of the research for this study and writing of this article, Dr Landrum was an employee of the Infectious Disease Clinical Research Program (IDCRP). As such, he received support for this work provided by the IDCRP, a Department of Defense program executed through the Uniformed Services University of the Health Sciences.
Role of the Sponsors: The NMCPHC and IDCRP reviewed and approved the manuscript, but had no role in design and conduct of the study; collection, management, analysis, and interpretation of the data; or in the preparation of the manuscript.
Disclaimer: Some of the authors of this article are military service members and/or employees of the US government. As such, this work was prepared as part of official duties. Title 17 USC 105 provides that “Copyright protection under this title is not available for any work of the United States Government.” Title 17 USC 101 defines a United States Government work as “a work prepared by a military service member or employee of the United States Government as part of that person's official duties.” The content of this publication is the sole responsibility of the authors and does not necessarily reflect the views or policies of the National Institutes of Health or the Department of Health and Human Services, the Department of Defense, or the departments of the Army, Navy, or Air Force. Mention of trade names, commercial products, or organizations does not imply endorsement by the US government.
Previous Presentation: These data were presented in part at the 49th Annual Meeting of the Infectious Diseases Society of America; October 19-23, 2011; Boston, Massachusetts.
Online-Only Material: The Author Video Interview is available