Substance Withdrawal Syndrome

• Haight-Ashbury Free Clinic — Berkeley, California, United States
• Aegis Medical Systems, Inc. — Oxnard, California, United States
• Midtown Community Mental Health Center — Indianapolis, Indiana, United States
• UMDNJ - Robert Wood Johnson Medical School — Piscataway, New Jersey, United States

• Betty Ford Center — Rancho Mirage, California, United States
• The Center For Drug-Free Living — Orlando, Florida, United States
• Operation PAR, Inc. — Pinellas Park, Florida, United States
• Self Help Addiction Rehabilitation (SHAR), Inc. — Detroit, Michigan, United States

• Salvation Army Harbor Light Center — Pittsburgh, Pennsylvania, United States

• University Hospital Basel — Basel, Switzerland

Not specified

• Hôpital du Sacré-Coeur — Montreal, Quebec, Canada

• U of Minnesota School of Medicine — Minneapolis, Minnesota, United States

• Centre for Addiction and Mental Health, BACDRL Lab — Toronto, Ontario, Canada

• Duke Center for Nicotine & Smoking Cessation Research — Durham, North Carolina, United States
• Duke Center for Nicotine & Smoking Cessation Research — Raleigh, North Carolina, United States

• Addiction Prevention and Treatment Services; Capital District — Halifax, Nova Scotia, Canada