Funding for this research was provided by:
Rehabilitation Research and Development Service (IK2RX001515)
Coooperative Studies Program (569)
Text and Data Mining valid from 2018-10-10
Received: 17 July 2018
Accepted: 26 September 2018
First Online: 10 October 2018
Ethics approval and consent to participate
: Written informed consent was obtained from all VET Registry members, and study procedures were approved by the VA Puget Sound Institutional Review Board (MIRB 00751).
: The authors declare that they have no competing interests.
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