Hallucinogens psychedelic agent 8 human 6 Article 4 Consciousness 4 Deliriants 4 Dissociatives 4 Dreams 4 Humans 4 Phenomenology 4 Psychedelics 4 controlled study 4 psilocybine 4 quantitative analysis 4 1,4 butanediol 2 Acetonitriles 2 Adult 2 Algorithms 2 Antidepressive Agents 2 Ayahoasca 2 Bayesian learning 2 Case-Control Studies 2 Computational psychiatry 2 Computer Simulation 2 Depression 2 Depressive Disorder, Treatment-Resistant 2 Female 2 Gas Chromatography-Mass Spectrometry 2 Gas chromatography-mass spectrometry 2 Halogenation 2