RT Journal Article SR Electronic T1 Intrathecal clonidine prolongs discharge times when added to levobupivacaine for day-case arthroscopy in male subjects: 168. JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 6 OP 6 DO 10.1136/rapm-00115550-200409002-00010 VO 29 IS Suppl 2 A1 Nelis, A A1 Hoffmann, V A1 Vercauteren, M YR 2004 UL http://rapm.bmj.com/content/29/Suppl_2/6.1.abstract AB