8Jonathan D.Katz MD.Do anesthesiologists die at a youngerage than other physicians? Age-adjusted death rates[J].Anesth Analg,2004,98:1111-1113.
9Kim BM,Sirear S.Adsorption characteristics of volatile anesthetics on activated carbons and performance of carbon canisters[J].Anesthesiology,1997,49:567-573.