Gas mask phobia.
Took
K J
KJ
D000328:Adult; D006801:Humans; D006990:Hypnosis; D008297:Male; D008889:Military Personnel; D010698:Phobic Disorders / Q000628:therapy*; D012064:Relaxation Therapy; D012134:Respiratory Protective Devices; D012529:Saudi Arabia; D014481:United States