1. Interdisciplinary Center for Studies in Palliative Care, School of Nursing, Federal University of Alfenas, Alfenas, Brazil
2. Interdisciplinary Cooperation for Ayahuasca Research and Outreach (ICARO), School of Medical Sciences, University of Campinas, Campinas, Brazil
3. João Barros Barreto Municipal Health Center, Municipal Health Secretariat, Rio de Janeiro, Brazil
4. Emergency Sector, Duque de Caxias’ Heart Hospital, Duque de Caxias, Brazil
5. Brain Institute, Federal University of Rio Grande do Norte, Natal, Brazil