1. Watchful Care: A History of America's Nurse Anesthetists;Bankert,1990
2. Monitoring the anesthetized patient;Blitt,1989
3. The anatomic basis of the signs of anesthesia;Dornette;Anesth Analg,1961
4. The signs of anesthesia;Gillespie;Anesthesia & Analysis,1943
5. The risk of anesthesia;Goldstein;Anesthesiology,1970