title: Twins and fetal origins hypothesis: within-pair analyses.
authors.forename: Terence
authors.initials: T
authors.lastname: Dwyer
authors.forename: Ruth
authors.initials: R
authors.lastname: Morley
authors.forename: Leigh
authors.initials: L
authors.lastname: Blizzard
mesh_terms: D005314:Embryonic and Fetal Development; D006801:Humans; D018433:Twin Studies as Topic; D014429:Twins, Dizygotic / Q000706:statistics & numerical data*; D014430:Twins, Monozygotic / Q000706:statistics & numerical data*