[What are the treatment modalities of severe head injuries in the prehospital phase?].
D002983:Clinical Competence; D003131:Combined Modality Therapy; D006259:Craniocerebral Trauma / Q000628:therapy*; D004632:Emergency Medical Services; D006439:Hemodynamics / Q000502:physiology; D006801:Humans; D012121:Respiration, Artificial; D012307:Risk Factors; D014187:Transportation of Patients