University of Cape Town, Cape Town, South Africa
Center for Addiction and Pregnancy, Baltimore, Maryland, United States
University of Maryland, Dental School, Baltimore, Maryland, United States
Johns Hopkins University School of Medicine, Baltimore, Maryland, United States
Johns Hopkins Bayview Medical Center, Baltimore, Maryland, United States
NYSPI/Columbia University, New York, New York, United States
UCLA, Los Angeles, California, United States
Johns Hopkins University, Baltimore, Maryland, United States
Johns Hopkins University, Baltimore, Maryland, United States
MATRIX/LA Addictions Research, Los Angeles, California, United States
Arapahoe/Douglas Mental Health Network, Littleton, Colorado, United States
Charleston Center, Charleston, South Carolina, United States
Aegis Medical Systems, Inc., Bakersfield, California, United States
Oasis Clinic, Washington, District of Columbia, United States
Glenwood Life Counseling Center, Baltimore, Maryland, United States