1. Last J.A dictionary of epidemiology,2nd ed. New York: Oxford University Press, 1988: xx
2. Placing Trials in Context Using Bayesian Analysis
3. Box G.Statistics for experimenters: an introduction to design, data analysis, and model building.New York: Wiley, 1978
4. Armitage P, Berry G.Statistical methods in medical research,3rd ed. Oxford: Blackwell Scientific Publications, 1994
5. Colton T.Statistics in medicine.Boston: Little, Brown, 1974