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Swan C, Duroudier NP, Campbell E, Zaitoun A, Hastings M, Dukes GE, Cox J, Kelly FM, Wilde J, Lennon MG, Neal KR, Whorwell PJ, Hall IP, Spiller RC.Swan C, et al. Among authors: neal kr.Gut. 2013 Jul;62(7):985-94. doi: 10.1136/gutjnl-2011-301213. Epub 2012 Jun 8.Gut. 2013.PMID: 22684480