title: [Obstetrical ultrasonography during the first trimester in the primipara].
abstract: This atlas of ultrasonography provides information that may be obtained during a first trimester examination, pointing out the traps.
authors.forename: M F
authors.initials: MF
authors.lastname: Rebaud
authors.forename: A
authors.initials: A
authors.lastname: Rebaud
mesh_terms: D005260:Female; D006801:Humans; D010298:Parity; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D011261:Pregnancy Trimester, First; D011296:Prenatal Diagnosis; D014463:Ultrasonography
vernacular_title: Echographie obstétricale au cours du premier trimestre chez la primipare.