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Ultrasonography, Prenatal
Echocardiography
Echocardiography, Four-Dimensional
Color Doppler Ultrasonography
Prenatal Diagnosis
Pregnancy
Gestational Age
Fetal Diseases
Congenital Heart Defects
Abnormalities, Multiple
Ovarian Neoplasms
Adnexal Diseases
Second Pregnancy Trimester
Pregnancy Outcomes
Retrospective Studies
Sensitivity and Specificity
Prospective Studies
Newborn Infant
Fetal Heart
Italy
Co-Publications
50
23
19
15
14
12
11
10
9
8
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