HeilberufeJune 2008, Volume 60, Issue 6, pp 36–39 | Cite asFür Sie gelesenJOURNAL CLUBFirst Online: 08 March 2009 53 Downloads This is a preview of subscription content, log in to check access.PreviewUnable to display preview. Download preview PDF.Unable to display preview. Download preview PDF.Copyright information© Urban & Vogel 2008