Stephan Kirschner*, Jörg Lützner, Klaus-Peter Günther, Maria Eberlein-Gonska and Frank Krummenauer
* Corresponding author: Stephan Kirschner Stephan.Kirschner@uniklinikum-dresden.de
Patient Safety in Surgery 2010, 4:12 doi:10.1186/1754-9493-4-12