'Ceci n'est pas une échographie': a plea for quality assessment in prenatal ultrasound.
D002983:Clinical Competence / Q000592:standards*; D000013:Congenital Abnormalities / Q000000981:diagnostic imaging*; D003951:Diagnostic Errors / Q000517:prevention & control*; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D011247:Pregnancy; D011785:Quality Assurance, Health Care; D012015:Reference Standards; D016216:Ultrasonography, Prenatal / Q000592:standards*