Multigenic control of skin tumour development in mice - Discussion by Weiss, K, Balmain, A, Bodmer, W, Bodmer, J, Bowcock, A, Sing, C, Edwards, J, Chakravarti, A, Clark, A, Freimer, N, Weatherall, D, Scriver, C, Beighton, P

Unusual inheritance patterns due to dynamic mutation in fragile X syndrome - Discussion by Weiss, K, Sutherland, G, Harper, P, Bodmer, W, Bowcock, A, Freimer, N, Kidd, K, Chakraborty, R, Armour, J, Donnelly, P, Clark, A, Chakravarti, A, Weatherall, D, Edwards, J, Balmain, A, Zechner, R