Volume 23.1, Issue 45, April 1990, Pages 116-119
M. HAMDY; S. MAKEEN; H. FADL; T. NOUMAN
Volume 21.2, Issue 42, May 1989, Pages 93-100
M. HAMDY; H. ABD EL-RAHMAN; S. MAKEEN; H. FADL; T. NOUMAN
Volume 10.1, Issue 19, June 1982, Pages 135-140
T. NOUMAN; F.A. EL-NAWAWY; A.M. EL-ASHMAWY; A. SORUR