1. TontiniGE, VecchiM, NeurathMF, et al.Review article: newer optical and digital chromoendoscopy techniques vs. dye‐based chromoendoscopy for diagnosis and surveillance in inflammatory bowel disease. Aliment Pharmacol Ther2013;38:1198. CrossRef

2. MönkemüllerK, FryLC, ZimmermannL, et al.Advanced endoscopic imaging methods for colon neoplasia. Dig Dis2010;28:629. CrossRef

3. KiesslichR, CantoMI. Confocal laser endomicroscopy. Gastrointest Endosc Clin N Am2009;19:261. CrossRef

4. NeumannH, FuchsFS, ViethM, et al.Review article: in vivo imaging by endocytoscopy. Aliment Pharmacol Ther2011;33:1183. CrossRef

5. KuiperT, AlderliesteYA, TytgatKM, et al.Automatic optical diagnosis of small colorectal lesions by laser‐induced autofluorescence. Endoscopy2015;47:56.

6. NeumannH, KiesslichR, WallaceMB, et al.Confocal laser endomicroscopy: technical advances and clinical applications. Gastroenterology2010;139:388. CrossRef

7. ASGE Technology Committee, KantsevoySV, AdlerDG, et al.Confocal laser endomicroscopy. Gastrointest Endosc2009;70:197. CrossRef

8. DeprezPH. Future directions in EUS‐guided tissue acquisition. Gastrointest Endosc Clin N Am2014;24:143. CrossRef

9. WallaceMB, MeiningA, CantoMI, et al.The safety of intravenous fluorescein for confocal laser endomicroscopy in the gastrointestinal tract. Aliment Pharmacol Ther2010;31:548. CrossRef

10. LiuH, LiYQ, YuT, et al.Confocal laser endomicroscopy for superficial esophageal squamous cell carcinoma. Endoscopy2009;41:99. CrossRef

11. PechO, RabensteinT, MannerH, et al.Confocal laser endomicroscopy for in vivo diagnosis of early squamous cell carcinoma in the esophagus. Clin Gastroenterol Hepatol2008;6:89. CrossRef

12. KiesslichR, GossnerL, GoetzM, et al.In vivo histology of Barrett's esophagus and associated neoplasia by confocal laser endomicroscopy. Clin Gastroenterol Hepatol2006;4:979. CrossRef

13. CantoMI, AnandasabapathyS, BruggeW, et al.In vivo endomicroscopy improves detection of Barrett's esophagus‐related neoplasia: a multicenter international randomized controlled trial (with video). Gastrointest Endosc2014;79:211. CrossRef

14. NeumannH, ViethM, DallemagneB, et al.Confocal laser endomicroscopy guided endoscopic myotomy. Gastroenterology2014;147:31. CrossRef

15. KiesslichR, GoetzM, BurgJ, et al.Diagnosing Helicobacter pylori in vivo by confocal laser endoscopy. Gastroenterology2005;128:2119. CrossRef

16. JiR, LiYQ, GuXM, et al.Confocal laser endomicroscopy for diagnosis of Helicobacter pylori infection: a prospective study. J Gastroenterol Hepatol2010;25:700. CrossRef

17. BokGH, JeonSR, ChoJY, et al.The accuracy of probe‐based confocal endomicroscopy versus conventional endoscopic biopsies for the diagnosis of superficial gastric neoplasia (with videos). Gastrointest Endosc2013;77:899. CrossRef

18. LiZ, YuT, ZuoXL, et al.Confocal laser endomicroscopy for in vivo diagnosis of gastric intraepithelial neoplasia: a feasibility study. Gastrointest Endosc2010;72:1146. CrossRef

19. LiWB, ZuoXL, LiCQ, et al.Diagnostic value of confocal laser endomicroscopy for gastric superficial cancerous lesions. Gut2011;60:299. CrossRef

20. JiR, ZuoXL, LiCQ, et al.Confocal endomicroscopy for in vivo prediction of completeness after endoscopic mucosal resection. Surg Endosc2011;25:1933. CrossRef

21. JeonSR, ChoWY, JinSY, et al.Optical biopsies by confocal endomicroscopy prevent additive endoscopic biopsies before endoscopic submucosal dissection in gastric epithelial neoplasias: a prospective, comparative study. Gastrointest Endosc2011;74:772. CrossRef

22. GüntherU, DaumS, HellerF, et al.Diagnostic value of confocal endomicroscopy in celiac disease. Endoscopy2010;42:197. CrossRef

23. LeongRW, NguyenNQ, MeredithCG, et al.In vivo confocal endomicroscopy in the diagnosis and evaluation of celiac disease. Gastroenterology2008;135:1870. CrossRef

24. TrovatoC, SonzogniA, RavizzaD, et al.Celiac disease: in vivo diagnosis by confocal endomicroscopy. Gastrointest Endosc2007;65:1096. CrossRef

25. JiR, YuT, GuXM, et al.Gastric metaplasia of the duodenum: in vivo diagnosis by endomicroscopy and its relationship with functional dyspepsia. J Gastroenterol Hepatol2011;26:73. CrossRef

26. ShahidMW, BuchnerA, GomezV, et al.Diagnostic accuracy of probe‐based confocal laser endomicroscopy and narrow band imaging in detection of dysplasia in duodenal polyps. J Clin Gastroenterol2012;46:382. CrossRef

27. MiehlkeS, MorgnerA, AustD, et al.Probe‐based confocal laser endomicroscopy in double balloon enteroscopy. Z Gastroenterol2011;49:1529. CrossRef

28. MeiningA. Confocal endomicroscopy. Gastrointest Endosc Clin N Am2009;19:629. CrossRef

29. LoeserCS, RobertME, MennoneA, et al.Confocal endomicroscopic examination of malignant biliary strictures and histologic correlation with lymphatics. J Clin Gastroenterol2011;45:246. CrossRef

30. ChennatJ, KondaVJ, Madrigal‐HoyosE, et al.Biliary confocal laser endomicroscopy real‐time detection of cholangiocarcinoma. Dig Dis Sci2011;56:3701. CrossRef

31. MeiningA, ChenYK, PleskowD, et al.Direct visualization of indeterminate pancreaticobiliary strictures with probe‐based confocal laser endomicroscopy: a multicenter experience. Gastrointest Endosc2011;74:961. CrossRef

32. MeiningA, ShahRJ, SlivkaA, et al.Classification of probe‐based confocal laser endomicroscopy findings in pancreaticobiliary strictures. Endoscopy2012;44:251. CrossRef

33. HeifM, YenRD, ShahRJ. ERCP with probe‐based confocal laser endomicroscopy for the evaluation of dominant biliary stenoses in primary sclerosing cholangitis patients. Dig Dis Sci2013;58:2068. CrossRef

34. TalrejaJP, TurnerBG, GressFG, et al.Pre‐ and post‐training session evaluation for interobserver agreement and diagnostic accuracy of probe‐based confocal laser endomicroscopy for biliary strictures. Dig Endosc2014;26:577. CrossRef

35. BeckerV, WallaceMB, FockensP, et al.Needle‐based confocal endomicroscopy for in vivo histology of intra‐abdominal organs: first results in a porcine model (with videos). Gastrointest Endosc2010;71:1260. CrossRef

36. MennoneA, NathansonMH. Needle‐based confocal laser endomicroscopy to assess liver histology in vivo. Gastrointest Endosc2011;73:338. CrossRef

37. KondaVJ, MeiningA, JamilLH, et al.A pilot study of in vivo identification of pancreatic cystic neoplasms with needle‐based confocal laser endomicroscopy under endosonographic guidance. Endoscopy2013;45:1006. CrossRef

38. RexDK, KahiC, O'BrienM, et al.The American Society for Gastrointestinal Endoscopy PIVI (Preservation and Incorporation of Valuable Endoscopic Innovations) on real‐time endoscopic assessment of the histology of diminutive colorectal polyps. Gastrointest Endosc2011;73:419. CrossRef

39. SuP, LiuY, LinS, et al.Efficacy of confocal laser endomicroscopy for discriminating colorectal neoplasms from non‐neoplasms: a systematic review and meta‐analysis. Colorectal Dis2013;15:1. CrossRef

40. ShahidMW, BuchnerAM, HeckmanMG, et al.Diagnostic accuracy of probe‐based confocal laser endomicroscopy and narrow band imaging for small colorectal polyps: a feasibility study. Am J Gastroenterol2012;107:231. CrossRef

41. KiesslichR, HoffmanA, GoetzM, et al.In vivo diagnosis of collagenous colitis by confocal endomicroscopy. Gut2006;55:591. CrossRef

42. MeiningA, SchwendyS, BeckerV, et al.In vivo histopathology of lymphocytic colitis. Gastrointest Endosc2007;66:398. CrossRef

43. ZambelliA, VillanacciV, BuscariniE, et al.Collagenous colitis: a case series with confocal laser microscopy and histology correlation. Endoscopy2008;40:606. CrossRef

44. NeumannH, GrauerM, ViethM, et al.In vivo diagnosis of lymphocytic colitis by confocal laser endomicroscopy. Gut2013;62:333. CrossRef

45. KiesslichR, GoetzM, LammersdorfK, et al.Chromoscopy‐guided endomicroscopy increases the diagnostic yield of intraepithelial neoplasia in ulcerative colitis. Gastroenterology2007;132:874. CrossRef

46. GüntherU, KuschD, HellerF, et al.Surveillance colonoscopy in patients with inflammatory bowel disease: comparison of random biopsy vs. targeted biopsy protocols. Int J Colorectal Dis2011;26:667. CrossRef

47. LiCQ, XieXJ, YuT, et al.Classification of inflammation activity in ulcerative colitis by confocal laser endomicroscopy. Am J Gastroenterol2010;105:1391. CrossRef

48. NeumannH, ViethM, AtreyaR, et al.Assessment of Crohn's disease activity by confocal laser endomicroscopy. Inflamm Bowel Dis2012;18:2261. CrossRef

49. KiesslichR, DuckworthCA, MoussataD, et al.Local barrier dysfunction identified by confocal laser endomicroscopy predicts relapse in inflammatory bowel disease. Gut2012;61:1146. CrossRef

50. LiuJJ, WongK, ThiesenAL, et al.Increased epithelial gaps in the small intestines of patients with inflammatory bowel disease: density matters. Gastrointest Endosc2011;73:1174. CrossRef

51. BudaA, HatemG, NeumannH, et al.Confocal laser endomicroscopy for prediction of disease relapse in ulcerative colitis: a pilot study. J Crohns Colitis2014;8:304. CrossRef

52. GoetzM, ZiebartA, FoerschS, et al.In vivo molecular imaging of colorectal cancer with confocal endomicroscopy by targeting epidermal growth factor receptor. Gastroenterology2010;138:435. CrossRef

53. FoerschS, KiesslichR, WaldnerMJ, et al.Molecular imaging of VEGF in gastrointestinal cancer in vivo using confocal laser endomicroscopy. Gut2010;59:1046. CrossRef

54. HsiungPL, HardyJ, FriedlandS, et al.Detection of colonic dysplasia in vivo using a targeted heptapeptide and confocal microendoscopy. Nat Med2008;14:454. CrossRef

55. SchmidtC, LautenschlaegerC, CollnotEM, et al.Nano‐ and microscaled particles for drug targeting to inflamed intestinal mucosa: a first in vivo study in human patients. J Control Release2013;165:139. CrossRef

56. SturmMB, JoshiBP, LuS, et al.Targeted imaging of esophageal neoplasia with a fluorescently labeled peptide: first‐in‐human results. Sci Transl Med2013;5:184ra61. CrossRef

57. AtreyaR, NeumannH, NeufertC, et al.In vivo imaging using fluorescent antibodies to tumor necrosis factor predicts therapeutic response in Crohn's disease. Nat Med2014;20:313. CrossRef