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Submitted on: 16 April 2006.
Revised on: 17 July 2006.
Accepted on: 01 September 2006.
___________________CONTRACEPTION---ELSEVIER SCIENCE INC
Submitted on: 14 June 2007.
Revised on: 02 September 2007.
Accepted on: 01 October 2007.
___________________CONTRACEPTION---ELSEVIER SCIENCE INC
Submitted on: 07 June 2015.
Revised on: 30 August 2015.
Accepted on: 22 October 2015.
___________________CONTRACEPTION---ELSEVIER SCIENCE INC
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