Diagnostic ultrasound in obstetrics and gynecology.
D000022:Abortion, Spontaneous / Q000175:diagnosis; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis; D005831:Genital Diseases, Female / Q000175:diagnosis*; D005865:Gestational Age; D006801:Humans; D006828:Hydatidiform Mole / Q000175:diagnosis; D010923:Placenta Previa / Q000175:diagnosis; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D011258:Pregnancy Tests; D014463:Ultrasonography; D014594:Uterine Neoplasms / Q000175:diagnosis