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Minor sonographic signs of trisomy 21 at 15–20 weeks' gestation in fetuses born without malformations: a prospective study
E. Viora, G. Errante, S. Bastonero, A. Sciarrone, M. CampograndeVolume:
21
Year:
2001
Language:
english
Pages:
4
DOI:
10.1002/pd.197
File:
PDF, 48 KB
english, 2001