1. Rita Levi Montalcini Department of Neurosciences, University of Turin, Turin, Italy
2. Psychiatry Department, San Luigi Gonzaga University Hospital, Orbassano, Italy
3. School of Life and Medical Sciences, University of Hertfordshire, Hatfield, UK
4. Hertfordshire Partnership University NHS Foundation Trust, Welwyn Garden City, UK
5. Centre for Psychedelic Research, Imperial College London, London, UK
6. Department of Medicine, Surgery and Health Sciences, University of Trieste, Italy
7. Azienda Sanitaria Universitaria Giuliano-Isontina – ASUGI, UCO Clinica Psichiatrica, Trieste, Italy