.A checklist of participants as well as their associations appears in the Supplementary Information.Neuroscape, Division of Neurology, College of California, San Francisco, San Francisco, CA, USAJennifer M. MitchellDepartment of Psychiatry and Behavioral Sciences, Educational Institution of California, San Francisco, San Francisco, CA, USAJennifer M. Mitchellu00c2 & u00c2 Sylvestre QuevedoDepartment of Veterans Matters, Research Study Service, San Francisco VA Medical Center, San Francisco, CA, USAJennifer M. MitchellAguazul-Bluewater, Inc., Boulder, CARBON MONOXIDE, USAMarcela Otu00e2 $ alora GBoston College College of Medicine, Boston, MA, USABessel truck der KolkWholeness Facility, Fort Collins, CO, USAScott ShannonDepartment of Psychiatry, The Big Apple University Grossman Institution of Medicine, New York, NY, USAMichael BogenschutzZen Curative Solutions, Mt. Pleasant, SOUTH CAROLINA, USAYevgeniy GelfandNautilus Shelter, Nyc, NY, USACasey PaleosDepartment of Household Medication and also Community Wellness, University of Wisconsin School of Medication as well as Hygienics, Madison, WI, USAChristopher R. NicholasSan Francisco Knowledge and Combination Facility, San Francisco, CA, USASylvestre QuevedoNew School Investigation, LLC, Los Angeles, CA, USABrooke BalliettMAPS Community Benefit Enterprise, San Jose, CA, USAScott Hamilton, u00c2 Charlotte nc Harrisonu00c2 & u00c2 Berra Yazar-KlosinskiMedical Educational Institution of South Carolina, Charleston, SC, USAMichael MithoeferKleiman Consulting as well as Psychological Services, PC, Ivyland, , USASarah KleimanKPG Psychological Services, LLC, Brunswick, ME, USAKelly Parker-GuilbertUniversity of Haifa, Haifa, IsraelKeren TzarfatyMAPS Israel, Hod Hasharon, IsraelKeren TzarfatyTulip Medical Consulting, LLC, Slot Townsend, WA, USAAlberdina de BoerMultidisciplinary Affiliation for Psychedelic Research Studies (CHARTS), San Jose, CA, USARick Doblin.