[1. Colonoscopy: basic principles and novel techniques; Yark Hazewinkel and Evelien Dekker Hazewinkel, Y. & Dekker, E. Nat. Rev. Gastroenterol. Hepatol. 8, 554564 (2011); published online 6 September 2011; doi:10.1038/nrgastro.2011.14110.1038/nrgastro.2011.141]Search in Google Scholar
[2. Technological advances for improving adenoma detection rates: The changing face of colonoscopy; SauidIshaq, Keith Siau Elizabeth Harrison, Gian Eugenio Tontini, Arthur Hoffman, Seth Gross, Ralf Kiesslich, Helmut Neumann Digestive and Liver Disease Volume 49, Issue 7, July 2017, Pages 721-72710.1016/j.dld.2017.03.030]Search in Google Scholar
[3. New endoscopes and add-on devices to improve colonoscopy performance; Paraskevas Gkolfakis, Georgios Tziatzios, George D Dimitriadis, Konstantinos Triantafyllou; World J Gastroenterol. Jun 7, 2017; 23(21): 3784-3796Published online Jun 7, 2017. doi: 10.3748/wjg.v23.i21.378410.3748/wjg.v23.i21.3784]Open DOISearch in Google Scholar
[4. Effect of quality of bowel preparation on quality indicators of adenoma detection rates and colonoscopy completion rates; Tarun Rai Udayakumar Navaneethan Tushar Gohel Amareshwar PoduguPrashanthi N. Thota Ravi P. Kiran Rocio Lopez Madhusudhan R. Sanaka; Gastroenterology Report, Volume 4, Issue 2, 1 May 2016, Pages 14815310.1093/gastro/gov002]Search in Google Scholar
[5. Colonoscopy: Quality Indicators; Joseph C Anderson and Lynn F Butterly; Clin Transl Gastroenterol. 2015 Feb; 6(2): e77.10.1038/ctg.2015.5]Search in Google Scholar
[6. Cirocco WC, Rusin LC. Factors that predict incomplete colonoscopy. Dis Colon Rectum. 1995;38(9):9648. [PubMed]10.1007/BF02049733]Open DOISearch in Google Scholar
[7. Saunders BP, Fukumoto M, Halligan S, Jobling C, Moussa ME, Bartram CI, et al. Why is colonoscopy more difficult in women? Gastrointest Endosc. 1996;43(2 Pt 1):1246. [PubMed]10.1016/S0016-5107(06)80113-68635705]Open DOISearch in Google Scholar
[8. Church JM. Complete colonoscopy: how often? And if not, why not? Am J Gastroenterol. 1994;89(4):55660. [PubMed]]Search in Google Scholar
[9. Galandiuk S. Colonoscopy to the cecum. Semin Colon Rectal Surg. 1992;3:1823.]Search in Google Scholar
[10. Waye JDBM. Total colonoscopy: is it always possible? Gastrointest Endosc. 1991;37(2):1524.[PubMed]10.1016/S0016-5107(91)70674-3]Search in Google Scholar
[11. Nelson DB, McQuaid KR, Bond JH, Lieberman DA, Weiss DG, Johnston TK. Procedural success and complications of large-scale screening colonoscopy. Gastrointest Endosc. 2002;55:307314. [PubMed]10.1067/mge.2002.121883]Search in Google Scholar
[12. The frequency of total colonoscopy and terminal ileal intubation in the 1990s.Marshall JB, Barthel JS Gastrointest Endosc. 1993 Jul-Aug; 39(4):518-20.10.1016/S0016-5107(93)70162-5]Search in Google Scholar
[13. Why is colonoscopy more difficult in women?, Saunders BP, Fukumoto M, Halligan S, Jobling C, Moussa ME, Bartram CI, Williams CB, Gastrointest Endosc. 1996 Feb; 43(2 Pt 1):124-6. [PubMed]10.1016/S0016-5107(06)80113-6]Open DOISearch in Google Scholar
[14. Impact of prior abdominal or pelvic surgery on colonoscopy outcomes. Lee SK, Kim TI, Shin SJ, Kim BC, Kim WH, J Clin Gastroenterol. 2006 Sep; 40(8):711-6. [PubMed]10.1097/00004836-200609000-00010]Search in Google Scholar
[15. Colorectal anatomy in adults at computed tomography colonography: normal distribution and the effect of age, sex, and body mass index. Khashab MA, Pickhardt PJ, Kim DH, Rex DK Endoscopy. 2009 Aug; 41(8):674-8.10.1055/s-0029-1214899]Search in Google Scholar
[16. Patient factors predicting the completion of sedation-free colonoscopy. Tsai MS, Su YH, Liang JT, Lai HS, Lee PH, Hepatogastroenterology. 2008 Sep-Oct; 55(86-87):1606-8.]Search in Google Scholar
[17. Technical performance of colonoscopy: the key role of sedation/analgesia and other quality indicators. Radaelli F, Meucci G, Sgroi G, Minoli G, Italian Association of Hospital Gastroenterologists (AIGO). Am J Gastroenterol. 2008 May; 103(5):1122-30. [PubMed]10.1111/j.1572-0241.2007.01778.x]Search in Google Scholar
[18. Prospective, randomized trial comparing sodium phosphate solution with polyethylene glycol-electrolyte lavage for colonoscopy preparation. Marshall JB, Pineda JJ, Barthel JS, King PD Gastrointest Endosc. 1993 Sep-Oct; 39(5):631-4. [PubMed] [Ref list]10.1016/S0016-5107(93)70213-8]Open DOISearch in Google Scholar
[19. Bowel preparation for colonoscopy: a randomized prospective trail comparing sodium phosphate and polyethylene glycol in a predominantly elderly population. Thomson A, Naidoo P, Crotty B, J Gastroenterol Hepatol. 1996 Feb; 11(2):103-7. [PubMed] [Ref list]10.1111/j.1440-1746.1996.tb00044.x8672752]Search in Google Scholar
[20. Patient factors influencing the completion rate in colonoscopy. Dafnis G, Granath F, Påhlman L, Ekbom A, Blomqvist P Dig Liver Dis. 2005 Feb; 37(2):113-8.10.1016/j.dld.2004.09.01515733524]Search in Google Scholar