Departments of aAnesthesiology and Intensive Care Medicine
bCardiac Surgery, Heart Center Leipzig, University Hospital Leipzig
cHelicopter Emergency Medical Service, ADAC Luftrettung, Leipzig
dDepartment of Medicine I, Carl Von Basedow Hospital Merseburg, Merseburg, Germany
Correspondence to Manuel F. Struck, MD, Department of Anesthesiology and Intensive Care Medicine, University Hospital Leipzig, Liebigstr. 20, 04103 Leipzig, Germany Tel: +49 341 971 7700; fax: +49 341 971 7709; e-mail: manuelstruck@web.de
Received September 1, 2016
Accepted November 21, 2016