title: The national epidemic of multiple pregnancy and the contribution of assisted reproductive technology.
authors.affiliation: Department of Obstetrics and Gynecology, Florida International University, Miami, Florida.
authors.forename: Steven J
authors.initials: SJ
authors.lastname: Ory
mesh_terms: D005260:Female; D006801:Humans; D050498:Live Birth; D061214:Patient Safety; D011247:Pregnancy; D018873:Pregnancy Rate / Q000639:trends; D011272:Pregnancy, Multiple / Q000706:statistics & numerical data; D027724:Reproductive Techniques, Assisted / Q000009:adverse effects* / Q000639:trends; D018570:Risk Assessment; D012307:Risk Factors; D013997:Time Factors; D016896:Treatment Outcome; D014481:United States / Q000453:epidemiology