1. Research Institute on Addictions; State University of New York at Buffalo; Buffalo NY
2. Institute for Interdisciplinary Salivary Bioscience Research; Arizona State University; Tempe AZ
3. Johns Hopkins University School of Nursing; Johns Hopkins University Bloomberg School of Public Health; Baltimore MD
4. Department of Psychology; State University of New York at Buffalo; Buffalo NY
5. Department of Psychology; Buffalo State College; Buffalo NY
6. Chemistry and Drug Metabolism; National Institute on Drug Abuse; National Institutes of Health; Baltimore MD