Submitted on: 20 February 1999.
Revised on: 03 May 1999.
Accepted on: 28 May 1999.
___________________Journal of Endometriosis and Pelvic Pain Disorders
Submitted on: 20 September 2011.
Revised on: 29 November 2011.
Accepted on: 18 January 2012.
___________________Journal of Endometriosis and Pelvic Pain Disorders
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