PT - JOURNAL ARTICLE AU - Vittinghoff, M. AU - Gutmann, A. AU - Justin, C. TI - 550. Caudal Anaesthesia for Inguinal Hernia Repair: Comparison of Two Concentrations of Ropivacaine AID - 10.1136/rapm-00115550-200809001-00442 DP - 2008 Sep 01 TA - Regional Anesthesia & Pain Medicine PG - e228--e228 VI - 33 IP - Suppl 1 4099 - http://rapm.bmj.com/content/33/Suppl_1/e228.1.short 4100 - http://rapm.bmj.com/content/33/Suppl_1/e228.1.full SO - Reg Anesth Pain Med2008 Sep 01; 33