TY - JOUR AU - Gässler, H; Kümmerle, S; Ventzke, M M TI - Mechanical chest compression: an alternative in helicopter emergency medical services? JO - Intern Emerg Med VL - 10 PY - 2015 DO - 10.1007/s11739-015-1238-0 L3 - PubMed-ID: 25918109 SP - 715 EP - 720 ER -