title: Overview of imaging in pregnancy: history to the present, including economic impact.
authors.affiliation: University of Colorado Health Science Center, Denver, CO. Electronic address: jane.berg@ucdenver.edu.
authors.forename: John C
authors.initials: JC
authors.lastname: Hobbins
mesh_terms: D005260:Female; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D011247:Pregnancy; D016216:Ultrasonography, Prenatal / Q000191:economics / Q000266:history* / Q000379:methods / Q000639:trends*; D014481:United States