title: The evolution of a psychiatric emergency crisis intervention service in a medical emergency room setting.
mesh_terms: D003419:Crisis Intervention; D003695:Delivery of Health Care; D004636:Emergency Service, Hospital; D004637:Emergency Services, Psychiatric; D006769:Hospitals, General; D006801:Humans; D008505:Medical Staff, Hospital / Q000193:education; D001523:Mental Disorders / Q000175:diagnosis; D008605:Mental Health Services; D009934:Organization and Administration