1. a VA Pittsburgh Health Care System , University Drive , Pittsburgh, PA, 15240, USA
2. b School of Social Work, 22CL , University of Pittsburgh , Pittsburgh, PA, 15260, USA
3. c Sacred Heart Medical Center , 1255 Hillyard, P.O. Box 10905, Eugene, OR, 97440, USA
4. d Graduate School of Social Work , Portland State University , Portland, OR, 97207-0751, USA