Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Apr 1981, 6 (2) 82-84; DOI: 10.1136/rapm-00002370-198104000-00008
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Jan 1981, 6 (1) 26-27; DOI: 10.1136/rapm-00002370-198101000-00007
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Nov 1993, 18 (6) 361-365; DOI: 10.1136/rapm-00115550-199318060-00007
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Oct 1982, 7 (Suppl 4) S138-S140; DOI: 10.1136/rapm-00115550-198207041-00017