Methodological guidelines to explore altered states of consciousness and anomalous experiences . Archives of Clinical Psychiatry, [S. l.], v. 30, n. 1, p. 21–28, 2003. DOI: 10.1590/S0101-60832003000100003. Disponível em: https://journals.usp.br/acp/article/view/16203.. Acesso em: 30 jun. 2024.