RT Journal Article SR Electronic T1 205. Effects of Epidural Fentanyl on Speed and Quality of Block for Non-Scheduled Cesarean Section in Extending Epidural Labour Analgesia JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP e124 OP e124 DO 10.1136/rapm-00115550-200809001-00238 VO 33 IS Suppl 1 A1 Hong, J.-Y. A1 Jeong, H. A1 Kil, H. YR 2008 UL http://rapm.bmj.com/content/33/Suppl_1/e124.1.abstract AB