Author: Wilhelm Doerr Dr. med. Dr. med. vet. h.c. Dres. med. h.c., Walter Hofmann Dr. med. vet., Alfred Johannes Linzbach Dr. med., Klaus Rother Dr. med., Franz Seitelberger Dr. med. (auth.), Professor Heinrich Schipperges Dr. med., Dr. phil., Dr. med. h. c. (eds.)