Lloyd RSaberski, ShanuKondamuri, Omowunmi Y. O.Osinubi
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Jan 1997, 22 (1) 3-15; DOI: 10.1136/rapm-00115550-199722010-00002
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Jul 1990, 15 (4) 170-173; DOI: 10.1136/rapm-00115550-199015040-00002