Ralph Robinowitz

Adjustment differences among male substance abusers varying in degree of combat experience in Vietnam.

Walter E. Penk, Ralph Robinowitz, W. Roberts et al. · Journal of Consulting and Clinical Psychology · 1981 · 100 citations

Substance Abuse, Behavioral Sciences, Substance Use +11

Ethnicity: Post-Traumatic Stress Disorder (PTSD) differences among black, white, and Hispanic veterans who differ in degrees of exposure to combat in Vietnam

Walter E. Penk, Ralph Robinowitz, John L. Black et al. · Journal of Clinical Psychology · 1989 · 68 citations

Characteristics of drug abusers that discriminate needle-sharers.

Michael P. Dolan, John L. Black, Horace A. DeFord et al. · PubMed · 1987 · 45 citations

Family Medicine, Substance Use, Drug Policy +16

Contracting for treatment termination to reduce illicit drug use among methadone maintenance treatment failures.

Michael P. Dolan, John L. Black, Walter E. Penk et al. · Journal of Consulting and Clinical Psychology · 1985 · 41 citations

Substance Abuse, Substance Use, Health Policy +13

Coping and Defending Styles among Vietnam Combat Veterans Seeking Treatment for Posttraumatic Stress Disorder and Substance Use Disorder

Walter E. Penk, Robert F. Peck, Ralph Robinowitz et al. · Recent developments in alcoholism · 1988 · 37 citations

Psychological Co-morbidities, Defending Styles, Psychiatry +11