4Egan C,Bernstein E,Reddy D,et al. A randomized comparison of intraoperative PerfecTemp and forced - air warming during open abdominal surgery [J]. Anesthesia & Analgesia, 2011, 113 ( 5 ) : 1076 - 1081.
7Clotz MA,Nahata MC. Clinical uses of fentanyl,sufentanil and alfentany[J].Clinical Pharmacology,2009,(08):581-593.
8Brodner G,Mertes N,Buerkle H. Acute pain management:analysis,implications and consequences after prospective experience with 6349 surgical patients[J].European Journal of Anaesthesiology,2010,(09):566-575.