Lehmann, H beta-Endorphin and naloxone in psychiatric patients: clinical and biological effects. [electronic resource] - The American journal of psychiatry Jun 1979 - 762-6 p. digital Publication Type: Clinical Trial; Controlled Clinical Trial; Journal Article ISSN: 0002-953X Standard No.: 10.1176/ajp.136.6.762 doi Subjects--Topical Terms: Adrenocorticotropic Hormone--bloodAdultChronic DiseaseClinical Trials as TopicDouble-Blind MethodEndorphins--administration & dosageHalf-LifeHumansMaleMiddle AgedNaloxone--therapeutic useProlactin--bloodPsychiatric Status Rating ScalesSchizophrenia--bloodStress, Psychological--blood