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- [3] BENACERRAF BR, 1990, J ULTRAS MED, V9, P389
- [5] BENACERRAF BR, 1990, OBSTET GYNECOL, V76, P58
- [6] THICKENED NUCHAL FOLD IN FETUSES NOT AT RISK FOR ANEUPLOIDY [J]. RADIOLOGY, 1992, 184 (01) : 239 - 242
- [9] Bromley B, 1999, J ULTRAS MED, V18, P523
- [10] BROMLEY B, 1994, OBSTET GYNECOL, V83, P647