Submitted on: 13 July 2012.
Revised on: 08 August 2012.
Accepted on: 23 August 2012.
___________________INDIAN JOURNAL OF PHARMACEUTICAL SCIENCES
Submitted on: 26 March 2011.
Revised on: 11 May 2011.
Accepted on: 17 June 2011.
___________________INDIAN JOURNAL OF PHARMACEUTICAL SCIENCES
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Submitted on: 22 June 2002.
Revised on: 10 August 2002.
Accepted on: 02 October 2002.
___________________INDIAN JOURNAL OF PHARMACEUTICAL SCIENCES