TY - JOUR A1 - Zhu, B.P. A1 - Haines, K.M. A1 - Le, T. A1 - McGrath-Miller, K. A1 - Boulton, M.L. T1 - Effect of the interval between pregnancies on perinatal outcomes among white and black women Y1 - 2001 DO - 10.1067/mob.2001.118307 JF - American Journal of Obstetrics and Gynecology VL - 185 IS - 6 SP - 1403 EP - -1410 ER -