1. Centers for Medicare and Medicaid Services: Readmissions reduction program. Available at:http://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/AcuteInpatient PPS/Readmissions-Reduction-Program.html# Accessed June 27, 2015.
2. Rehospitalizations among patients in the Medicare fee-for-service program;Jencks;N Engl J Med,2009
3. A meta-analysis of ambulatory versus inpatient laparoscopic cholecystectomy;Ahmad;Surg Endosc,2008
4. Day case laparoscopic cholecystectomy: reducing the admission rate;Akoh;Int J Surg,2011
5. Surgical Laparoscopy;Zucker,1991