title: Effects of transvaginal sonography on pregnant patients' perceptions of care in the ED.
authors.forename: R
authors.initials: R
authors.lastname: Krubel
authors.forename: D
authors.initials: D
authors.lastname: Freedman
authors.forename: B
authors.initials: B
authors.lastname: Bursch
mesh_terms: D000033:Abortion, Threatened / Q000000981:diagnostic imaging*; D004636:Emergency Service, Hospital; D005260:Female; D006801:Humans; D017060:Patient Satisfaction; D011247:Pregnancy; D011446:Prospective Studies; D016216:Ultrasonography, Prenatal / Q000379:methods*