TY - JOUR AU - Ennen, C S; Bofill, J A; Magann, E F; Bass, J D; Chauhan, S P; Morrison, J C TI - Risk factors for cesarean delivery in preterm, term and post-term patients undergoing induction of labor with an unfavorable cervix JO - Gynecol Obstet Invest IS - 02 VL - 67 PY - 2009 DO - 10.1159/000166307 L3 - PubMed-ID: 18971583 SP - 113 EP - 117 N1 - . Doi: 10.1159/000166307 ER -