On travels in the universe of the soul: reports on self-experiments with delysid (LSD) and psilocybin (CY).
D006212:Hallucinations / Q000139:chemically induced*; D049673:History, 20th Century; D006801:Humans; D008238:Lysergic Acid Diethylamide / Q000494:pharmacology*; D008606:Mental Processes / Q000187:drug effects*; D011562:Psilocybin / Q000494:pharmacology*; D012646:Self Administration
D011562:Psilocybin; D008238:Lysergic Acid Diethylamide