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Submitted on: 22 July 2007.
Revised on: 03 October 2007.
Accepted on: 20 October 2007.
___________________Egyptian Pharmaceutical Journal
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Submitted on: 25 March 2015.
Revised on: 25 April 2015.
Accepted on: 08 May 2015.
___________________Egyptian Pharmaceutical Journal
Submitted on: 21 December 1999.
Revised on: 23 February 2000.
Accepted on: 02 April 2000.
___________________Egyptian Pharmaceutical Journal
Submitted on: 08 January 2002.
Revised on: 22 March 2002.
Accepted on: 27 April 2002.
___________________Egyptian Pharmaceutical Journal
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