Best Practice & Research Clinical Obstetrics & Gynaecology
Best Practice & Research Clinical Obstetrics & Gynaecology > 2006 > 20 > 1 > 189-204
Best Practice & Research Clinical Obstetrics & Gynaecology > 2008 > 22 > 3 > 501-515
Best Practice & Research Clinical Obstetrics & Gynaecology > 2006 > 20 > 1 > 189-204
Best Practice & Research Clinical Obstetrics & Gynaecology > 2008 > 22 > 3 > 501-515