http://reply.papertrans.cn/3/202/20180/20180-31.png
Submitted on: 11 February 2011.
Revised on: 25 March 2011.
Accepted on: 02 April 2011.
JOURNAL OF WOMENS HEALTH---MARY ANN LIEBERT, INC
http://reply.papertrans.cn/3/202/20180/20180-33.png
http://reply.papertrans.cn/3/202/20180/20180-34.png
http://reply.papertrans.cn/3/202/20180/20180-35.png
Submitted on: 20 September 2009.
Revised on: 12 October 2009.
Accepted on: 16 October 2009.
JOURNAL OF WOMENS HEALTH