KorelitzB.I., WayeJ.D., KreuningJ.Crohn's disease in endoscopic biopsies of the gastric antrum and duodenum.Am J Gastroenterol1981; 76: 103–9.
2.
DiazL., Hernandez-OquetR.E., DeshpandeA.R.Upper gastrointestinal involvement in Crohn disease: histopathologic and endoscopic findings.South Med J2015; 108: 695–700.
3.
DavisK.G.Crohn's disease of the foregut.Surg Clin North Am2015; 95: 1183–93, vi.
4.
NomuraY., MoriichiK., FujiyaM.The endoscopic findings of the upper gastrointestinal tract in patients with Crohn's disease.Clin J Gastroenterol2017; 10: 289–96.
