REFERENCES
- Bender GA. Great Moments in Medicine. Detroit: North- wood Institute Press; 1966:40–49.
- Margotta R. An Illustrated History of Medicine. Verona: Hamlyn Publishing Group; 1968:30–34.
- Guthrie D. A History of Medicine. London: Thomas Nelson and Sons Ltd.; 1945:32–34.
- Castiglioni A. A History of Medicine. 2nd ed. New York: Alfred A. Knopf Inc.; 1947:84–97.
- Porter R. The Cambridge Illustrated History of Medicine. Cambridge: Cambridge University Press; 1996:203.