title: Twin in vitro fertilization (IVF) pregnancies: spontaneous intrauterine abortion after selective second-trimester termination of ectopic intraabdominal pregnancy.
authors.affiliation: II Department of Obstetrics and Gynecology, University of Milano, Italy.
authors.forename: G
authors.initials: G
authors.lastname: Ragni
authors.forename: G C
authors.initials: GC
authors.lastname: Lombroso Finzi
authors.forename: M D
authors.initials: MD
authors.lastname: Olivares
authors.forename: P G
authors.initials: PG
authors.lastname: Crosignani
mesh_terms: D000022:Abortion, Spontaneous / Q000209:etiology*; D000032:Abortion, Therapeutic / Q000009:adverse effects*; D000328:Adult; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000601:surgery*; D011272:Pregnancy, Multiple