Sarah Schiekirka, Deborah Reinhardt, Susanne Heim, Götz Fabry, Tobias Pukrop, Sven Anders and Tobias Raupach*
* Corresponding author: Tobias Raupach raupach@med.uni-goettingen.de
BMC Medical Education 2012, 12:45 doi:10.1186/1472-6920-12-45