title: The use of clomiphene citrate and pituitary gonadotropin in successive pregnancies: the Sheffield quadruplets.
mesh_terms: D000328:Adult; D006063:Chorionic Gonadotropin / Q000494:pharmacology* / Q000652:urine; D002996:Clomiphene / Q000008:administration & dosage / Q000494:pharmacology*; D004964:Estriol / Q000652:urine; D005260:Female; D005298:Fertility / Q000187:drug effects*; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008598:Menstruation / Q000187:drug effects; D010060:Ovulation / Q000187:drug effects; D011247:Pregnancy / Q000187:drug effects*; D011276:Pregnanediol / Q000652:urine; D011783:Quadruplets; D013997:Time Factors
chemical_list: D006063:Chorionic Gonadotropin; D002996:Clomiphene; D004964:Estriol; D011276:Pregnanediol