1. W. Boguth, H. Langendorff undE. Tonutti, Med. Welt13, 408 (1951).
2. G. Gillissen, Z. Hyg.135, 341 (1952).
3. G. Gillissen undA. Merschkötter, Zbl. Bakter. I. Orig.160, 239 (1953).
4. W. Laves, Arch. exp. Path. Pharmakol.222, 482 (1954).
5. W. Laves, Beitr. gerichtl. Med.19, 86 (1952).