1. Department of Psychology, University of Houston, Houston, Texas, USA;
2. Department of Anesthesiology and Pain Medicine, University of Washington School of Medicine, Seattle, Washington, USA;
3. Seattle Children's Research Institute, Seattle Children's Hospital, Seattle, Washington, USA;
4. Department of Medicine, Jacobs School of Medicine & Biomedical Sciences, Buffalo, New York, USA;
5. Center for Health Outcomes and Interdisciplinary Research, Department of Psychiatry, Massachusetts General Hospital, Boston, Massachusetts, USA;
6. Department of Behavioral Science, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA;
7. HEALTH Institute, University of Houston, Houston, Texas, USA.