1. Pasteur, L. Observations relatives a la note de M. Duclaux. Compt. Rend. 100, 69 (1885).
2. Cushing, H . & Livingood, L.E. Experimental and surgical notes upon the bacteriology of the upper portion of he alimentary canal, with observations on the establishment there of an amicrobic state as a preliminary to operative procedures on the stomach and small intestine. John's Hopkins Hospital Rep. 9, 543–549 (1900).
3. Cohendy, M. Experiences sur la vie sans microbes. Compt. Rend. 154, 533–536 (1912).
4. Cohendy, M. Experiences sur la vie sans microbes, élevage aseptique de cobages. Compt. rend 158, 1283–1284 (1914).
5. Glimstedt, G. Bakterienfrei Meerschweinchen. Aufzucht, Lebensfähigkeit und Wachstum, nebst Untersuchung über das lymphatische Gewebe. Acta Pathol. Microbiol. Scand. Suppl. 30, 1–295 (1936).