1. National Survey of Ambulatory Surgery 2006,2008
2. Ambulatory surgery in the United States, 2006;Cullen;Medical Benefits,2009
3. Castoro C, Bertinato L, Baccaglini U, Drace C, McKee M. Day surgery: Making it happen. 2007: 1-28. Available at: http://www.euro.who.int/__data/assets/pdf_file/0011/108965/E90295.pdf. Accessed January 31, 2014.
4. Postoperative nausea and vomiting after discharge from outpatient surgery centers;Carroll;Anesth Analg,1995
5. Comparison of recovery profile after ambulatory anesthesia with propofol, isoflurane, sevoflurane and desflurane: A systematic review;Gupta;Anesth Analg,2004