1. Department of Psychology, University of Houston, Houston, TX
2. Department of Behavioral Sciences, University of Texas MD Anderson Cancer Center, Houston, TX
3. Department of Biostatistics, Mailman School of Public Health, Columbia University, New York, NY
4. Department of Psychology, Queens College and The Graduate Center, The City University of New York, Queens, NY
5. Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY
6. Department of Psychiatry, University of Illinois at Chicago, Chicago, IL