Received: 25 January 2019
Accepted: 21 June 2019
First Online: 15 July 2019
Ethics approval and consent to participate
: The investigators have adhered to the policies for protection of human subjects as prescribed in AR 70–25. This study was reviewed and approved by both WRAIR and KEMRI IRBS. This study was designated WRAIR #2443 and KEMRI/SERU/CCR/0052/3384 and approved as a sub-study of WRAIR#1549 by both WRAIR and KEMRI SERU. Specimen collection and laboratory analysis was conducted under human-use protocol WRAIR #1549; Enteric Pathogen Surveillance study approved by WRAIR and KEMRI SERU. It was determined that it did not involve interaction with human subjects and that consent to participate was adequately covered by protocol WRAIR#1549.
: Consent for publication was granted from all authors, institutional review boards, and funding agency. Material has been reviewed by the Walter Reed Army Institute of Research. There is no objection to its presentation and/or publication. The opinions or assertions contained herein are the private views of the author, and are not to be construed as official, or as reflecting true views of the Department of the Army or the Department of Defense.
: The authors declare that they have no competing interests.