RT Journal Article SR Electronic T1 Ropivacaine for Walking Epidural Analgesia during Labor JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 74 OP 74 DO 10.1136/rapm-00115550-199924031-00074 VO 24 IS Suppl 1 A1 Vallejo, Manuel A1 Mandell, G. A1 Jaime, F. A1 Ramanathan, S. YR 1999 UL http://rapm.bmj.com/content/24/Suppl_1/74.abstract AB