6Lanas A,Soteras F,Jimenez P,et al.Superoxide anion and nitric oxide in high-grade esophagitis induced by acid and pepsin in rabbits.Dig Dis Sci.2001 Dec;46(12):2733～2743.
7Katada N,Hinder RA,Smyrk TC,et al.Duodenoesophageal reflux induces apoptosis in rat esophageal epithelium.Dig Dis Sci.1999Feb;44(2):301～310.
8Wetscher GJ,Hinder RA,Klingler P,et al.Reflux esophagitis in humans is a free radical event.Dis Esophagus.1997 Jan;10 (1):29～32;discussion 33.
9Wetscher GJ,Perdikis G,Kretchmar DH,et al.Esophagitis in Sprague-Dawley rats is mediated by free radicals.Dig Dis Sci.1995 Jun;40(6):1297～1305.
10Wetscher GJ,Hinder RA,Bagchi D,et al.Reflux esophagitis in humans is mediated by oxygen-derived free radicals.Am J Surg.1995 Dec;170(6):552-556.
