1. Two hundred years of surgery.;Gawande;N Engl J Med,2012
2. Written in granite: a history of the Ether Monument and its significance for anesthesiology.;Ortega;Anesthesiology,2006
3. The first printed documents relating to modern surgical anaesthesia.;Osler;Proc R Soc Med Hist Med,1918
4. Carl Koller (1857–1944) and the introduction of cocaine into anesthetic practice.;Wildsmith;Reg Anesth Pain Med,1984
5. The first anesthesia records (Codman, Cushing).;Beecher;Surg Gyn & Obs,1940