1. Note on the sampling error of the difference between correlated proportions or percentages
2. Statistical Methods in Medical Research, Blackwell Scientific Publications, Oxford, 1971, pp. 114. 127.
3. Statistical Methods for Rates and Proportions, Wiley, New York, 1973, p. 73.
4. and Statistical Methods, Iowa University Press, Ames, Iowa, 1980, pp. 121–124.
5. Two further applications of a model for binary regression