title: A reply to Wolpe's critique regarding self-produced and drug-produced relaxation.
mesh_terms: D000818:Animals; D001341:Autonomic Nervous System / Q000502:physiology; D001521:Behavior Therapy; D003071:Cognition; D006801:Humans; D003473:Neuromuscular Nondepolarizing Agents / Q000627:therapeutic use*; D010698:Phobic Disorders / Q000628:therapy; D012063:Relaxation; D012911:Snakes
chemical_list: D003473:Neuromuscular Nondepolarizing Agents