Received: 12 August 2019
Accepted: 24 May 2020
First Online: 3 June 2020
Ethics approval and consent to participate
: Ethical approval for this retrospective study was provided by the Australian Defence Human Research Ethics Committee, with all interagency cooperation documents, including the Cooperative Research and Development Agreement for Material Transfer and the Transfer Agreement for Existing Specimens or Data and Data Transfer Agreements, signed.
: All institutional consent for publication has been provided. The opinions or assertions contained herein are the private views of the author(s) and are not to be construed as official or as reflecting the views of the Army or the Department of Defence. The Investigators have adhered to the policies for protection of human subjects as prescribed in U.S. Army Regulation 70–25, and the research was conducted in adherence with the provisions of 32 CFR Part 219. This study was funded under ATO/Task Area R.MRM.2010.01. This article is approved for public release; distribution is unlimited.
: The authors declare that there are no conflicts of interest.