RT Journal Article SR Electronic T1 Complications related to regional anesthesia. JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1607 OP 1609 VO 30 IS 12 A1 Dilsen Ornek A1 Gulay Erdogan A1 Eyup Horasanli A1 Neset Cerit A1 Dilek Kalayci A1 Bayazit Dikmen YR 2009 UL http://smj.org.sa/content/30/12/1607.abstract