1. Department of Psychology, Iowa State University, Ames, Iowa, USA;
2. Center for the Study of Drugs, Alcohol, Smoking and Health, School of Nursing, University of Michigan, Ann Arbor, Michigan, USA;
3. Survey Research Center, Institute for Social Research, University of Michigan, Ann Arbor, Michigan, USA;
4. Department of Psychology, Texas State University, San Marcos, Texas, USA;
5. Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor, Michigan, USA