John A. Hopper

Designer drugs 2015: assessment and management

Michael F. Weaver, John A. Hopper, Erik W. Gunderson · Addiction Science & Clinical Practice · 2015 · 135 citations · Full text

Medicine, Pharmacology, Psychiatry +17

Bariatric surgery history among substance abuse treatment patients: prevalence and associated features

Karen K. Saules, Ashley A. Wiedemann, Valentina Ivezaj et al. · Surgery for Obesity and Related Diseases · 2010 · 105 citations

Nursing, Surgery, Substance Use Disorders +7

A Randomized Trial of Computer-Delivered Brief Intervention and Low-Intensity Contingency Management for Smoking During Pregnancy

Steven J. Ondersma, Dace S. Svikis, Paul K.S. Lam et al. · Nicotine & Tobacco Research · 2011 · 85 citations · Full text

Public Health, Health Behavior, Maternal Health +17

Effects of an educational intervention on residents’ knowledge and attitudes toward interactions with pharmaceutical representatives

John A. Hopper, Mark Speece, Joseph L. Musial · Journal of General Internal Medicine · 1997 · 76 citations · Full text

Medicine, Medical Education, Pharmacy Communication +9

Effects of buprenorphine sublingual tablet maintenance on opioid drug-seeking behavior by humans

Mark K. Greenwald, Kory Schuh, John A. Hopper et al. · Psychopharmacology · 2002 · 59 citations

Nursing, Pharmacology, Pharmacotherapy +14