title: [Methodologic approach to voluntarily modified states of consciousness].
mesh_terms: D000513:Alpha Rhythm; D003243:Consciousness / Q000502:physiology*; D006801:Humans; D008606:Mental Processes / Q000502:physiology; D012064:Relaxation Therapy; D012107:Research Design; D015013:Yoga
vernacular_title: Approche méthodologique des états de conscience modifiés volontairement