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Absence of nasal bone in fetuses with trisomy 21 at 11–14 weeks of gestation: an observational study
Simona Cicero, Patrizia Curcio, Aris Papageorghiou, Jiri Sonek, Kypros NicolaidesVolume:
358
Year:
2001
Language:
english
DOI:
10.1016/s0140-6736(01)06709-5
File:
PDF, 376 KB
english, 2001