共 6 条
[1]
Sonographic examination of the fetal central nervous system: guidelines for performing the ‘basic examination’ and the ‘fetal neurosonogram’[J] . Ultrasound in Obstetrics and Gynecology . 2007 (1)
[3]
Cardiac screening examination of the fetus: guidelines for performing the ‘basic’ and ‘extended basic’ cardiac scan[J] . Ultrasound in Obstetrics and Gynecology . 2006 (1)
[4]
Nasal bone hypoplasia in trisomy 21 at 15–22 weeks’ gestation[J] . S.Cicero,J. D.Sonek,D. S.Mckenna,C. S.Croom,L.Johnson,K. H.Nicolaides.Ultrasound Obstet Gynecol . 2003 (1)