title: Is there really no improvement in pregnancy rate with double intrauterine insemination in unexplained infertility?
authors.forename: Geert H
authors.initials: GH
authors.lastname: Page
authors.forename: Bianca A J T
authors.initials: BA
authors.lastname: Visschers
authors.forename: Ilse
authors.initials: I
authors.lastname: Vanderbeke
authors.forename: Johan A C
authors.initials: JA
authors.lastname: Thys
mesh_terms: D005260:Female; D006801:Humans; D007246:Infertility / Q000628:therapy*; D007315:Insemination, Artificial / Q000379:methods*; D015201:Meta-Analysis as Topic; D011247:Pregnancy; D018873:Pregnancy Rate; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data; D014599:Uterus