Chitilian Hovig V, Isselbacher Eric M, Fitzsimons Michael G
Department of Anesthesia and Critical Care, Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02214, USA.
Int Anesthesiol Clin. 2005 Winter;43(1):1-14. doi: 10.1097/01.aia.0000148884.78733.22.