Retraction to: Z Kardiol (2004) 93:49–57 DOI 10.1007/s00392-004-1033-9

This article has been retracted as it represents a substantial duplication of the article: B. Gansera, I. Angelis, J. Weingartner, P. Neumaier-Prauser, K. Spiliopoulos, B.M. Kemkes: Simultaneous Carotid Endarterectomy and Cardiac Surgery—Additional Risk Factor or Safety Procedure? Thorac Cardiov Surg (2003) 51:22–27.