A clinical examination of chronic LSD use in the community

Prolonged Adverse Reactions to Lysergic Acid Diethylamide

Sidney Cohen · Archives of General Psychiatry · 1963 · 103 citations

Psychotropic Medication, Psychopharmacology, Pharmacotherapy +18

Chronic Users of LSD: The "Acidheads"

K. H. Blacker, Reese T. Jones, George C. Stone et al. · American Journal of Psychiatry · 1968 · 85 citations

Magical-mystical Beliefs, Unique Sensitivity, Education +18

A Classification of LSD Complications

Sidney Cohen · Psychosomatics · 1966 · 66 citations

Substance Abuse, Psychoactive Drug, Addiction +5

The dangers of LSD. Analysis of seven months' experience in a university hospital's psychiatric service

J. Thomas Ungerleider · JAMA · 1966 · 61 citations

Psychiatric Evaluation, Psychopharmacology, Lsd Usage +20

Mescaline, LSD, Psilocybin, and Personality Change a Review^†

Sanford M. Unger · Psychiatry · 1963 · 60 citations

Psychoactive Drug, Psychiatry, Clinical Psychology +13