Affiliation: | 1. Institute of Anaesthesiology Klinikum Grosshadern, University of Munich, Marchioninistraβe 15, 8000 Munich 70, FRG;2. Department of Cardiac Surgery Klinikum Grosshadern, University of Munich, Marchioninistraβe 15, 8000 Munich 70, FRG;1. Department of Oral and Maxillofacial Surgery, University of Kentucky College of Dentistry, Lexington, KY. USA |