RT Journal Article SR Electronic T1 The Clinical Effectiveness of Two Alternative Approaches for Neurolytic Superior Hypogastric Plexus Blocks in Patients with Pelvic Pain Associated with Extensive Retroperitoneal Cancer JF Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 90 OP 90 DO 10.1136/rapm-00115550-199520021-00090 VO 20 IS Suppl 2 A1 Plancarte, R A1 de Leon-Casasola, O A A1 Allende, S A1 Lema, M J YR 1995 UL http://rapm.bmj.com/content/20/Suppl_2/90.abstract AB