المؤلفون: Rivellese, Angela A., Auletta, Pasquale, Marotta, Gennaro, Saldalamacchia, Gennaro, Giacco, Angela, Mastrilli, Valeria, Vaccaro, Olga, Riccardi, Gabriele

المصدر: BMJ: British Medical Journal, 1994 Jan . 308(6923), 227-231.

الوصول الحر: https://www.jstor.org/stable/29722332Test

المؤلفون: Ramsay, Lawrence E., Yeo, Wilfred W., Jackson, Peter R., Riccardi, Gabriele, Rivellese, Angela A., Vaccaro, Olga

المصدر: BMJ: British Medical Journal, 1994 Apr 01. 308(6933), 916-917.

الوصول الحر: https://www.jstor.org/stable/29723135Test