1. Cognitive Behavioral Research and Therapy Program, Department of Psychiatry and Behavioral Sciences, Duke University Medical Center [3026], 2213 Elba St., Rm 123, Durham, NC, 27710, United States
2. University of Washington, Seattle, WA 98195, United States
3. National University of Singapore, 21 Lower Kent Ridge Rd, 119077, Singapore
4. Duke University, Durham, NC 27708, United States