Perinatal death in twins. Author's reply on absolute risk.
Smith
Gordon C S
GC
D002585:Cesarean Section / Q000706:statistics & numerical data*; D005260:Female; D005313:Fetal Death / Q000453:epidemiology*; D006801:Humans; D011247:Pregnancy; D011272:Pregnancy, Multiple / Q000706:statistics & numerical data*; D018570:Risk Assessment; D014427:Twins