1. Haddox JD, Bonica JJ. Evolution of the speciality of pain medicine and the multidisciplinary approach to pain. In: Cousins MJ, Bridenbaugh PO (Eds). Neural Blockade in Clinical Anesthesia and Management of Pain, 3rd ed. Philadelphia: Lippincott-Raven; 1998: 1113–34.
2. Wilson P. Comprehensive pain rehabilitation program: a North American perspective. In: Jensen TS, Wilson PR, Rice ASC (Eds). Clinical Pain Management: Chronic Pain, 1st ed. London: Arnold; 2003: 163–72.
3. Jenkins K, Wong D. A survey of professional satisfaction among Canadian anesthesiologists. Can J Anesth 2001; 48:637–45.
4. Breen TW, McNeil T, Dierenfield L. Obstetric anesthesia practice in Canada. Can J Anesth 2000; 47:1230–42.
5. Walsh E. Epidural steroid injections for back pain and sciatica. In: Breivik H, Campbell W, Eccleston C (Eds). Clinical Pain Management: Practical Applications and Procedures, 1st ed. London: Arnold; 2003: 417–30.