1. Rao TK, Jacobs KH, El-Etr AA (1983) Reinfarction following anesthesia in patients with myocardial infarction. Anesthesiology 59: 499–505
2. Goldman L, Caldera DL, Nussbaum SR, et al (1977) Multifactorial index of cardiac risk in non-cardiac surgical procedures. N Engl J Med 297: 845–850
3. Buck N, Devlin HB, Lunn JN (1987) The report of a confidential enquiry into perioperative deaths. The Nuffield Provincial Hospitals Trust and the Kings Fund, London
4. Tikkanen J, Hovi-Viander H (1995) Deaths associated with anaesthesia and surgery in Finland in 1986 compared to 1995. Acta Anaesthesiol Scand 39: 262–267
5. Clowes GHA, Del Guercio LRM (1960) Circulatory response to trauma of surgical operations. Metabolism 9: 67–81