Volume 41, Issue 1, March 2016, Pages 9-15
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Volume 19, Issue 2, June 1994, Pages 22-29
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Volume 19, Issue 1, March 1994, Pages 1-8
Hazem El-Sayed Omar El-Shourbagy
Volume 19, Issue 1, March 1994, Pages 148-154
Hazem El-Shourbagy