Brengelmann, J C [Psychology and mental health. 1]. [electronic resource] - Medizinische Klinik Aug 1971 - 1169-72 p. digital Publication Type: Historical Article; Journal Article ISSN: 0025-8458 Subjects--Topical Terms: Germany, WestHistory, 20th CenturyHumansMental Health--educationPsychiatryPsychologyPsychology, ClinicalPsychology, ExperimentalSocial Work, PsychiatricUnited StatesVoluntary Health AgenciesWorkforceWorld Health Organization