Simon, E-G [How I do... ultrasound in the diagnosis of fetal head engagement]. [electronic resource] - Gynecologie, obstetrique & fertilite Oct 2012 - 625-7 p. digital Publication Type: Journal Article ISSN: 1769-6682 Standard No.: 10.1016/j.gyobfe.2012.07.005 doi Subjects--Topical Terms: FemaleFetusHead--diagnostic imagingHumansLabor PresentationPregnancyUltrasonography, Prenatal--methods