http://reply.papertrans.cn/2/117/11602/11602-11.png
Submitted on: 25 May 2001.
Revised on: 24 August 2001.
Accepted on: 18 October 2001.
___________________Human Reproduction Open---OXFORD UNIV PRESS
http://reply.papertrans.cn/2/117/11602/11602-13.png
Submitted on: 04 August 1998.
Revised on: 05 November 1998.
Accepted on: 17 November 1998.
___________________Human Reproduction Open---OXFORD UNIV PRESS
http://reply.papertrans.cn/2/117/11602/11602-15.png
Submitted on: 24 February 2019.
Revised on: 01 April 2019.
Accepted on: 24 April 2019.
___________________Human Reproduction Open---OXFORD UNIV PRESS
http://reply.papertrans.cn/2/117/11602/11602-17.png
http://reply.papertrans.cn/2/117/11602/11602-18.png
Submitted on: 20 June 1998.
Revised on: 06 August 1998.
Accepted on: 08 September 1998.
___________________Human Reproduction Open---OXFORD UNIV PRESS
Submitted on: 02 April 2018.
Revised on: 13 June 2018.
Accepted on: 31 July 2018.
___________________Human Reproduction Open---OXFORD UNIV PRESS