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BJOG: An International Journal of Obstetrics & Gynaecology > 122 > 13 > 1781 - 1788
Acta Obstetricia et Gynecologica Scandinavica > 93 > 12 > 1238 - 1247
Ultrasound in Medicine & Biology > 1996 > 22 > 8 > 1017-1029
BJOG: An International Journal of Obstetrics & Gynaecology > 122 > 13 > 1781 - 1788
Acta Obstetricia et Gynecologica Scandinavica > 93 > 12 > 1238 - 1247
Ultrasound in Medicine & Biology > 1996 > 22 > 8 > 1017-1029