5Patterson KW,Casey PB,Murray JP,et al.Propofol sedation for outpatient upper gastrointestinal endoscopy:comparison with midazolam,Br J Anaesth,1991,67:108-111.
6Carlsson U,Grattidge P.Sedation for upper gastrointestinal endoscopy:a comparative study of propofol and midazolam.Endoscopy,1995,27:240-243.
7Hug CC Jr,McLeskey CH,Nahrwold ML,et al.Hemodynamic effects of propofol:data from over 25,000 patients.Anesth Analg,1993,77:21-29.
8Vargo JJ,Zuccaro G Jr,Dumot JA,et al.Gastroterologist-administered propofol versus meperidine and midazolam for advanced upper endoscopy:a prospective,randomized trial.Gastroenterology,2002,123:8-16.
9Heuss LT,Schnieper P,Drewe J,et al.Safety of propofol for conscious sedation during endoscopic procedures in high-risk patients-a prospective,controlled study.Am J Gastroenterol,2003,98:1751 -1757.
10Heuss LT,Sehnieper P,Drewe J,et al.Conscious sedation with propofol in elderly patients:a prospective evaluation.Aliment Pharmacol Ther,2003,17:1493-1501.