Routine ultrasound in early pregnancy.
Rosser
J
J
D005260:Female; D006801:Humans; D008403:Mass Screening / Q000379:methods / Q000451:nursing; D011247:Pregnancy; D011248:Pregnancy Complications / Q000000981:diagnostic imaging*; D016216:Ultrasonography, Prenatal / Q000379:methods / Q000451:nursing