1. Alper, T.: Fluorescence fatigue. Nature (Lond.)158, 451 (1946).
2. Bruschettini, A.: cit. nachVaughn, V. C., andF. G. Novy: Cellular Toxins or the Chemical Factors in the Causation of Disease. Philadelphia: Lea Bros 1902.
3. Dalton, A. J.: A chrome osmium fixative for electron microscopy. Anat. Rec.121, 281 (1955).
4. Dönitz, W.: Über das Antitoxin des Tetanus. Dtsch. med. Wchsr.23, 428?430 (1897).
5. Eckmann, L.: Tetanus Prophylaxis and Therapy. New York: Grune and Stratton, Inc. 1963.