1. Department of Behavioral Science, The University of Texas MD Anderson Cancer Center, Houston, TX, USA
2. Department of Family and Preventive Medicine, University of Oklahoma Health Sciences Center and Oklahoma Tobacco Research Center, Stephenson Cancer Center, Oklahoma City, OK, USA
3. Department of Psychology, Southern Illinois University, Carbondale, IL, USA
4. Department of Medical & Clinical Psychology, Uniformed Services University of the Health Sciences, Bethesda, MD, USA