Submitted on: 27 July 2000.
Revised on: 20 August 2000.
Accepted on: 27 September 2000.
___________________Indian Dermatology Online Journal
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Submitted on: 11 July 2006.
Revised on: 15 October 2006.
Accepted on: 16 November 2006.
___________________Indian Dermatology Online Journal
Submitted on: 12 July 2017.
Revised on: 06 October 2017.
Accepted on: 22 October 2017.
___________________Indian Dermatology Online Journal
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