1. Department of Rehabilitation Sciences, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA
2. Internal Medicine, OU-TU School of Community Medicine, Tulsa, OK, USA
3. Department of Psychology, University of Pittsburgh, Pittsburgh, PA, USA
4. National Rehabilitation Research and Training Center on Family Support, University of Pittsburgh, Pittsburgh, PA, USA
5. School of Nursing, University of Pittsburgh, Pittsburgh, PA, USA
6. Department of Occupational Therapy, University of Pittsburgh, Pittsburgh, PA, USA
7. School of Nursing, Duquesne University, Pittsburgh, PA, USA