Bragazzi, Nicola Luigi, Hicham Khabbache, Ignazio Vecchio, Mariano Martini, Marco Perduca, Riccardo Zerbetto, and Tania Simona Re. 2018. “Ancient Shamanism and Modern Psychotherapy: From Athropology to Evidence-Based Psychodelic Medicine”. Cosmos and History: The Journal of Natural and Social Philosophy 14 (1):142-52. http://cosmosandhistory.org/index.php/journal/article/view/688.