[i] <#_ednref> National Digestive Diseases Information Clearinghouse. Digestive Diseases Statistics; NIH Publication No. 06–3873, December 2005. Accessed January 16, 2009.
[ii] <#_ednref> American College of Surgeons Division of Education. Cholecystectomy: Surgical Removal of the Gallbladder. Revised October 6, 2008. Accessed January 16, 2009.
[iii] <#_ednref> National Institute of Health. Gallstones and Laparoscopic Cholecystectomy.
NIH Consensus Statement, 1992.
[iv] <#_ednref> National Digestive Diseases Information Clearinghouse. Gallstones; NIH Publication No. 07–2897, July 2007. Accessed January 16, 2009.
[v] <#_ednref> National Institute of Diabetes and Digestive and Kidney Diseases. Gallstones; NIH: Medline Plus. Accessed January 16, 2009.
[vi] <#_ednref> Somasekar, K. Costs of Waiting for Gallbladder Surgery. Postgraduate Medical Journal, November 2002.
[vii] <#_ednref> Mack, M. Minimally Invasive and Robotic Surgery. JAMA, 2001.
[viii] <#_ednref> Larson, G. et al. Multipractice Analysis of Laparoscopic Cholecystectomy in 1,983 Patients. Am J Surg, 1992.
[ix] <#_ednref> Velanovich, V. Laparoscopic vs. Open Surgery. Surgical Endoscopy, January 2000.
[x] <#_ednref> Navarra, G. et al. Short Note: One Wound Laparoscopic Cholecystectomy. Br J Surg, 1997.
[xi] <#_ednref> Tacchino, R. et al. Single-incision Laparoscopic Cholecystectomy: Surgery without a Visible Scar. Surg Endosc, September 2008.
[xii] <#_ednref> Goldsmith, M. Future Surgery: Minimal Invasion. JAMA, 1990.
[xiii] <#_ednref> Soper, N. et al. Comparison of Early Postoperative Results for Laparoscopic versus Standard Open Cholecystectomy. Surg Gynecol Obstet, 1992.
[xiv] <#_ednref> Raman, J. et al. Single-Incision, Umbilical Laparoscopic versus Conventional Laparoscopic Nephrectomy: A Comparison of Perioperative Outcomes and Short-Term Measures of Convalescence. European Association of Urology, August 2008.
[xv] <#_ednref> Saber, A. et al. Single Incision Laparoscopic Sleeve Gastrectomy (SILS): A Novel Technique. Obesity Surgery, 2008.
[xvi] <#_ednref> Raman, J. et al. Single-incision Laparoscopic Surgery: Initial Urological Experience and Comparison with Natural-orifice Transluminal Endoscopic Surgery. BJU International, 2008.
[xvii] <#_ednref> Kaouk, J. et al. Single-port Laparoscopic Surgery in Urology: Initial Experience. Urology, January 2008.