title: Reply: Legislation of embryo transfer affected the denominator, not the numerator!
authors.affiliation: LUFC, Department of Obstetrics and Gynaecology, University Hospitals Leuven, Leuven, Belgium.
authors.forename: Diane
authors.initials: D
authors.lastname: De Neubourg
authors.forename: Kris
authors.initials: K
authors.lastname: Bogaerts
authors.forename: Thomas
authors.initials: T
authors.lastname: D'Hooghe
mesh_terms: D005260:Female; D006801:Humans; D011247:Pregnancy; D011272:Pregnancy, Multiple / Q000706:statistics & numerical data*; D012042:Registries; D027724:Reproductive Techniques, Assisted / Q000331:legislation & jurisprudence*