Author: Prof. Dr. med. Dr. med. dent J.-E. Hausamen, Prof. Dr. med. Dr. med. dent E. Machtens, Prof. Dr. med. Dr. med. dent J. Reuther, Prof. Dr. med. Dr.med. dent H. Eufinger, Prof. Dr. med. Dr. med. dent A. Kübler, Prof. Dr. med. Dr. med. dent H. Schliephake (auth.)