title: Effect of in vitro fertilization practices on multiple pregnancy rates in Finland.
abstract: The high occurrence of multiple pregnancies associated with IVF and embryo transfer is the main complication of assisted reproduction. The Finnish experience shows that the practice of reducing the number of transferred embryos can be implemented while maintaining good pregnancy rates.
authors.affiliation: Department of Obstetrics and Gynecology, Helsinki University Central Hospital, Finland. aila.tiitinen@hus.fi
authors.forename: Aila
authors.initials: A
authors.lastname: Tiitinen
authors.forename: Mika
authors.initials: M
authors.lastname: Gissler
mesh_terms: D004624:Embryo Transfer; D005260:Female; D005307:Fertilization in Vitro; D005387:Finland / Q000453:epidemiology; D006801:Humans; D011247:Pregnancy; D018873:Pregnancy Rate; D011272:Pregnancy, Multiple / Q000706:statistics & numerical data*