Funding for this research was provided by:
Congressionally Directed Medical Research Programs (#W81XWH-08-2-0152)
Received: 3 October 2018
Accepted: 7 March 2019
First Online: 25 March 2019
Ethics approval and consent to participate
: This study was reviewed by the Keller Army Community Hospital IRB and was determined to be exempt under the provisions of 32 CFR 219.101(b)(4) and 45 CFR 101(b)(4). KACH protocol reference #10/013.
: Not applicable.
: The authors declare that they have no competing interests.