Volume 60, Issue 141, April 2014, Pages 54-62
SAMAR W. TADROS; AMAL K. EL-GAYAR; GHADA M. MOHAYEMEN
Volume 59, Issue 138, July 2013, Pages 161-169
SAMAR W. TADROS; JIHAN F.K. ABO-ESA; AMAL K. EL- GAYAR