title: Emergency psychiatric ambulance services in the USSR.
mesh_terms: D000552:Ambulances; D001714:Bipolar Disorder / Q000628:therapy; D003419:Crisis Intervention; D003863:Depression / Q000628:therapy; D004632:Emergency Medical Services; D004827:Epilepsy / Q000628:therapy; D006801:Humans; D001523:Mental Disorders / Q000628:therapy*; D011566:Psychiatric Aides; D011604:Psychoses, Alcoholic / Q000628:therapy; D011787:Quality of Health Care; D012559:Schizophrenia / Q000628:therapy; D014586:USSR