DavidSidebotham, ErnestWilloughby, Stephan A.Schug
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Jul 1997, 22 (4) 382-384; DOI: 10.1136/rapm-00115550-199722040-00016
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Jul 1996, 21 (4) 347-349; DOI: 10.1136/rapm-00115550-199621040-00013
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Sep 1993, 18 (5) 315-317; DOI: 10.1136/rapm-00115550-199318050-00011