1. Carbone Cancer Center, University of Wisconsin-Madison, Madison, Wisconsin, USA.
2. Case Comprehensive Cancer Center, Case Western Reserve University, Cleveland, Ohio, USA.
3. Markey Cancer Center, University of Kentucky, Lexington, Kentucky, USA.
4. Department of Psychology, University of Kentucky, Lexington, Kentucky, USA.
5. Institute for Clinical and Translational Research, University of Wisconsin-Madison, Madison, Wisconsin, USA.
6. Center for Tobacco Research and Intervention, University of Wisconsin-Madison, Madison, Wisconsin, USA.