title: How should the efficacy of prenatal care be tested in twin gestations?
authors.affiliation: Northwestern University Medical School, Chicago, Illinois, USA.
authors.forename: L
authors.initials: L
authors.lastname: Keith
authors.forename: E
authors.initials: E
authors.lastname: Papiernik
authors.forename: J J
authors.initials: JJ
authors.lastname: Oleszczuk
mesh_terms: D005314:Embryonic and Fetal Development; D005260:Female; D005330:Fetofetal Transfusion / Q000175:diagnosis; D006801:Humans; D008019:Life Style; D017063:Outcome Assessment, Health Care / Q000379:methods*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000517:prevention & control; D011272:Pregnancy, Multiple; D011295:Prenatal Care; D012307:Risk Factors; D014427:Twins