The effect of N,N-dimethyltryptamine in human subjects tolerant to lysergic acid diethylamide

The Addiction Research Center Inventory: Standardization of scales which evaluate subjective effects of morphine, amphetamine, pentobarbital, alcohol, LSD-25, pyrahexyl and chlorpromazine

Harris E. Hill, Charles A. Haertzen, A. B. Wolbach et al. · Psychopharmacology · 1963 · 161 citations

Medicine, Pharmacology, Psychiatry +14

Cross tolerance between LSD and psilocybin

Harris Isbell, A. B. Wolbach, Abraham Wikler et al. · Psychopharmacology · 1961 · 137 citations

Medicine, Neuroscience, Psychopharmacology +4

Studies on lysergic acid diethylamide (LSD-25). I. Effects in former morphine addicts and development of tolerance during chronic intoxication.

Richard E. Belleville, H. F. Fraser · PubMed · 1956 · 126 citations

Medicine, Pharmacology, Psychiatry +12

Studies on Lysergic Acid Diethylamide (LSD-25)

Harris Isbell · A M A Archives of Neurology & Psychiatry · 1956 · 112 citations

Medicine, Neuroscience, Pharmacology +13

Cross tolerance between mescaline and LSD-25 with a comparison of the mescaline and LSD reactions

A. B. Wolbach, Harris Isbell, E. J. Miner · Psychopharmacology · 1962 · 104 citations

Medicine, Medicinal Chemistry, Pharmacology +6