RT Journal Article SR Electronic T1 Reply to Dr. Price JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 311-312 OP 311-312 DO 10.1097/AAP.0b013e318217a6f6 VO 36 IS 3 A1 Steven H. Renes A1 Geert J. van Geffen A1 Mathieu J. Gielen A1 Gert J. Scheffer A1 Harald C. Rettig YR 2011 UL http://rapm.bmj.com/content/36/3/311-312.abstract AB