Atef, M., A. Y. El-Gendi, M. G. El-Sayed, and A. M. Amer,
"Blood and tissue concentrations of ampicillin in chickens.",
DTW. Deutsche tierärztliche Wochenschrift, vol. 93, no. 3, pp. 110, 1986.
Abstractn/a
Atef, M., M. A. Shalaby, M. G. A. El-Sayed, S. El-Din, A. H. Youssef, and M. A. I. El-Sayed,
"Influence of monensin on fertility in rats",
Clinical and experimental pharmacology and physiology, vol. 13, no. 2: Wiley Online Library, pp. 113–121, 1986.
Abstractn/a