Ralph Metzner examined the use of hallucinogenic drugs and plants in psychotherapy and shamanism in a 1998 article published in the Journal of Psychoactive Drugs.

Authors

• Person: Not available Organization: ORBi
  Classification Schemes of Altered States of Consciousness - ORBi

Sources

• Classification Schemes of Altered States of Consciousness - ORBi orbi.uliege.be ORBi via serper

Referenced by nodes (1)

• plant concept