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Lovell RM, Ford AC.Lovell RM, et al. Among authors: ford ac.Clin Gastroenterol Hepatol. 2012 Jul;10(7):712-721.e4. doi: 10.1016/j.cgh.2012.02.029. Epub 2012 Mar 15.Clin Gastroenterol Hepatol. 2012.PMID: 22426087