title: Surveillance 1998.
authors.forename: H W
authors.initials: HW
authors.lastname: Jones
authors.forename: J
authors.initials: J
authors.lastname: Cohen
mesh_terms: D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D017410:Practice Guidelines as Topic; D011247:Pregnancy; D012099:Reproductive Techniques / Q000331:legislation & jurisprudence* / Q000592:standards*; D013548:Sweden; D006113:United Kingdom; D014481:United States