1. Postoperative pain: its use in the comparative evaluation of analgesics;Papper, E.; Brodie, B.B.; Rovenstine, E.A.;Surgery,1952
2. The clinical assessment of pain;Loan, W.B.; Dundee, J.W.;Practitioner,1967
3. Opioid analgesics and antagonists;Jaffe, J.W.; Martin, W.R.,1980
4. Postoperative epidural analgesia following thoracic surgery: a feasibility study;Griffith, D.P.G.; Diamond, A.W.; Cameron, J.D.;Br J Anaesth,1975
5. Intraoperative intercostal nerve freezing to prevent post-thoracotomy pain;Nelson, K.M.; Vincent, R.G.; Bourke, R.S.;Ann Thorac Surg,1974