*Statistics in Medicine* 1993; 12(1):27-37
*Journal of the Royal Statistical Society: Series C (Applied Statistics)* 1993; 42(3):461-471
*Statistics in Medicine* 1992; 11(12):1624-1626
*Statistics in Medicine* 1991; 10(5):691-695
*British Journal of Dermatology* 1991; 124(5):443-448
*Cell Proliferation* 1991; 24(2):143-157
*Journal of Human Nutrition and Dietetics* 1990; 3(5):323-332
*Statistics in Medicine* 1990; 9(10):1121-1129
*Clinical & Experimental Immunology* 1990; 81(3):507-509
*British Journal of Dermatology* 1990; 122(6):809-815