International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 1998 > 61 > 3 > 275-281
International Journal of Gynecology and Obstetrics > 1998 > 63 > Supplement 1 > S61-S66
International Journal of Gynecology and Obstetrics > 1998 > 63 > Supplement 1 > S25-S31
International Journal of Gynecology and Obstetrics > 1998 > 63 > Supplement 1 > S75-S83
International Journal of Gynecology and Obstetrics > 1998 > 63 > Supplement 1 > S3-S12
International Journal of Gynecology and Obstetrics > 1998 > 63 > Supplement 1 > S183-S189