title: The publishing of papers on first-trimester Doppler.
authors.forename: S
authors.initials: S
authors.lastname: Campbell
authors.forename: L
authors.initials: L
authors.lastname: Platt
mesh_terms: D004992:Ethics, Medical; D005260:Female; D006801:Humans; D010506:Periodicals as Topic; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D012449:Safety; D018615:Ultrasonography, Doppler, Color; D018617:Ultrasonography, Doppler, Pulsed; D016216:Ultrasonography, Prenatal