Consensus Development Summaries. Diagnostic ultrasound imaging in pregnancy. National Institutes of Health.
D005314:Embryonic and Fetal Development; D005260:Female; D006801:Humans; D009316:National Institutes of Health (U.S.); D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis; D012306:Risk; D014463:Ultrasonography; D014481:United States