title: [How I perform...to estimate the engagement of the foetal head].
authors.forename: J-P
authors.initials: JP
authors.lastname: Schaal
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007746:Labor Presentation; D007748:Labor Stage, Second / Q000502:physiology*; D007743:Labor, Obstetric / Q000502:physiology*; D011247:Pregnancy