Tim Piepho, Rüdiger R Noppens, Florian Heid, Christian Werner and Andreas R Thierbach*
* Corresponding author: Andreas R Thierbach a.thierbach@io.shg-kliniken.de
Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine 2009, 17:33 doi:10.1186/1757-7241-17-33