1. Center for Innovations in Quality, Effectiveness and Safety, Michael E. DeBakey VA Medical Center, Houston, TX, USA
2. Health Services Research Center of Excellence, Michael E. DeBakey VA Medical Center, Houston, TX, USA
3. Department of Medicine, Baylor College of Medicine, Houston, TX, USA
4. Department of Behavioral Science, The University of Texas MD Anderson Cancer Center, Houston, TX, USA
5. HEALTH Institute, University of Houston, Houston, TX, USA