How ultrasound is utilized by the perinatologist.
D002508:Cephalometry; D000013:Congenital Abnormalities / Q000175:diagnosis; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis; D005865:Gestational Age; D006130:Growth Disorders / Q000175:diagnosis; D006801:Humans; D007231:Infant, Newborn; D008722:Methods; D010500:Perinatology; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011262:Pregnancy Trimester, Second; D011263:Pregnancy Trimester, Third; D011254:Pregnancy in Diabetics; D011296:Prenatal Diagnosis; D012306:Risk; D014463:Ultrasonography