title: Chlamydia trachomatis infection and risk of ectopic pregnancy.
authors.forename: Berit
authors.initials: B
authors.lastname: Andersen
authors.forename: Lars
authors.initials: L
authors.lastname: Ostergaard
authors.forename: Reimar W
authors.initials: RW
authors.lastname: Thomsen
authors.forename: Henrik
authors.initials: H
authors.lastname: Schønheyder
mesh_terms: D002690:Chlamydia Infections / Q000150:complications*; D002692:Chlamydia trachomatis; D015986:Confounding Factors, Epidemiologic; D003718:Denmark / Q000453:epidemiology; D005260:Female; D006801:Humans; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000453:epidemiology* / Q000209:etiology; D012307:Risk Factors