Funding for this research was provided by:
U.S. Department of Veterans Affairs (IIR 05-283)
Received: 3 August 2020
Accepted: 26 April 2021
First Online: 12 May 2021
: The study was approved by the VA Institutional Review Board (IRB) at each participating site; written informed consent was obtained from each patient and physician participant.
: Not applicable.
: None of the authors report any conflicts of interest or competing interests.