Abstract
The Regulatory and Protective Role of the Normal Microflora. edited by R. Grubb, T. Midtvedt and E. Norin. Macmillan, London, July 1989. £50.00
Oral Candidosis, edited by L. P. Samaranayake and T. W. MacFarlane. Wright (an imprint of Butterworth-Heinemann), Guildford. 1990. £60.
Clinical and Molecular Aspects of Anaerobes, edited by S. P. Borriello. Blackwell Scientific, Oxford, July 1990. £39.50.