4Thomson IR,Harding G,Hudson RJ.A comparison of fentanyl and sufentanil in patients under going coronary artery bypass graft surgery.J Cardiothorac Vasc Anesth,2000,14 (6):652
5Bailey PL,Streisand JB,East KA,et al.Differences in magnitude and duration of opiod induced respiratory depression and analgesia with fentanyl and sufentanil.Anesth Analg,1990,70:8
6Alexander CM,Gross JB.Sedative closes of midazolam depress hypoxicventilatory responses in humans.Aneth Analy,1998,63:377
7Riley ET,WalkerD,Hamilton CL,et al.Intrathecal sufentanil for labor analgesia does not cause a sympathectomy.Anesthesiology,1997,87 (4):874
