TY - STAND AU - C. Black AU - J. Kaye AU - H. Jick BT - Obstet Gynecol DO - 10.1097/01.AOG.0000160429.22836.c0 M1 - 1 PY - 2005 SP - 151 EP - 5 T2 - Obstet Gynecol TI - Cesarean delivery in the United Kingdom: time trends in the general practice research database VL - 106 SN - 0029-7844 (Print) 0029-7844 ER -