title: Reply of the author.
authors.affiliation: Reproductive Partners Medical Group, Redondo Beach, California.
authors.forename: David R
authors.initials: DR
authors.lastname: Meldrum
mesh_terms: D036861:Delivery, Obstetric / Q000706:statistics & numerical data*; D005260:Female; D005307:Fertilization in Vitro / Q000592:standards* / Q000706:statistics & numerical data*; D006801:Humans; D011247:Pregnancy; D018873:Pregnancy Rate; D011785:Quality Assurance, Health Care / Q000379:methods*; D019984:Quality Indicators, Health Care / Q000639:trends*; D012042:Registries