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Ananthakrishnan AN, Khalili H, Pan A, Higuchi LM, de Silva P, Richter JM, Fuchs CS, Chan AT.Ananthakrishnan AN, et al. Among authors: khalili h.Clin Gastroenterol Hepatol. 2013 Jan;11(1):57-62. doi: 10.1016/j.cgh.2012.08.032. Epub 2012 Aug 31.Clin Gastroenterol Hepatol. 2013.PMID: 22944733Free PMC article.