LETTERS.

Autor: Snaith, R.P., Kauppila, Mena T., Crevitt, M.P., Ennet, E., Pickin, M., Buni, Keith, Frank, Andrew, Townsend, Joy, Philips, Andrew N., Smith, George Davye, Rocstand, Karen E., Dekon, Carol, Hahmed-Junhuy, J., Harindra, V., Erisrandabalas, P., de Silva, A.H., Scadding, J.C., Parkes, Stephanie A.

Publikováno v: BMJ: British Medical Journal (International Edition); 5/8/93, Vol. 306 Issue 6887, p1267, 8p, 5 Charts, 1 Graph