CORRESPONDENCE.

Autor: Chalmers, I., Hall, R., Grossman, A., Besser, G.M., Polson, R.J., Harding, Jennifer, Lalani, M.A., Wells, M., Gaylarde, P.M., Sarkany, I., Paterson, D., Copley, Anne, Forwell, Margaret A., Gordon, R.R., Greenough, Anne, Morrell, P., Hey, E., Marr, Jean

Publikováno v: British Medical Journal (Clinical Research Edition); 3/30/1985, Vol. 290 Issue 6473, p1002-1007, 6p, 1 Black and White Photograph, 1 Chart