LETTERS.

Autor: Peto, Richard, Burgess, Adrian, Beaton, Alan A., Caldicott, Fiona, Mann, Sheila, Matheson, J.C.C., Leverton, M.J., Patchett, P.A., Sugarman, Philipp, Moss, Julia, Silberston, Dorothy, Robinson, Stephen P., Marks, John, Hajivassiliou, C.A., Findlay, Iain N., Cunningham, David, Dargie, Henry J., Walker, Mary, Whincup, Peter H.

Publikováno v: BMJ: British Medical Journal (International Edition); 2/5/94, Vol. 308 Issue 6925, p408, 10p, 2 Black and White Photographs