Gestational length and intrauterine growth in twin pregnancy.
D005260:Female; D005333:Fetus / Q000033:anatomy & histology*; D005865:Gestational Age; D006128:Growth; D006801:Humans; D007752:Obstetric Labor, Premature / Q000209:etiology; D009929:Organ Size; D010298:Parity; D010920:Placenta / Q000033:anatomy & histology; D011247:Pregnancy; D011272:Pregnancy, Multiple; D014427:Twins; D014429:Twins, Dizygotic; D014430:Twins, Monozygotic