title: Twins and the fetal origins hypothesis. Many variables differ between twins and singleton infants.
authors.forename: D I
authors.initials: DI
authors.lastname: Phillips
authors.forename: C
authors.initials: C
authors.lastname: Osmond
mesh_terms: D001724:Birth Weight; D001794:Blood Pressure; D002648:Child; D005260:Female; D006801:Humans; D006973:Hypertension / Q000209:etiology*; D011247:Pregnancy; D018433:Twin Studies as Topic