BJOG: An International Journal of Obstetrics & Gynaecology
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 382 - 390
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 469 - 478
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 479 - 487
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 429 - 437
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 438 - 444
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 399 - 406
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 416 - 421
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 463 - 468
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 422 - 428
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 488 - 492
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 493 - 496
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 445 - 455
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 456 - 462
BJOG: An International Journal of Obstetrics & Gynaecology > 117 > 4 > 391 - 398