University of Connecticut Health Center, Farmington, Connecticut, United States
Tobacco Research Center, Massachusetts General Hospital, Boston, Massachusetts, United States
University of Wisconsin, Madison, Wisconsin, United States
Columbia University School of Social Work, New York, New York, United States
Freedom Trail Clinic, Boston, Massachusetts, United States
ENRM Veterans Hospital, Bedford, Massachusetts, United States
Connecticut Deptartment of Mental Health & Addiction Services, Hartford, Connecticut, United States
University of Kentucky, Lexington, Kentucky, United States
Virginia Commonwealth University, Richmond, Virginia, United States
University of Texas - Houston Health Science Center, Houston, Texas, United States
Montefiore Medical Center, Bronx, New York, United States
Center for Health Research, Portland, Oregon, United States
National Institute on Drug Abuse, Baltimore, Maryland, United States