Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Apr 1981, 6 (2) 79-81; DOI: 10.1136/rapm-00002370-198104000-00007
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 Oct 1981, 6 (4) 146-148; DOI: 10.1136/rapm-00002370-198110000-00004
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control Oct 1981, 6 (4) 149-151; DOI: 10.1136/rapm-00002370-198110000-00005