1. De Somer P, Van De Voorde H, Eyssen H, Van Dijck P. Antibiot. Chemother. 5:463–468, 1955.
2. Wostman BS. World Rev. Nutr. Dietetics 22:40–92, 1975.
3. Eyssen H, Vanderhaeghe H, De Somer P. Fed. Proc. 30:1803–1807, 1971.
4. Moore WEC, Holdeman LV. Cancer Res. 35:3418–3420, 1975.
5. Holdeman LV, Cato EP, Moore WEC (Eds) Anaerobe Laboratory Manual. Anaerobe Laboratory, Blacksburg, 1977.