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de Vries AC, Haringsma J, de Vries RA, ter Borg F, Nagtzaam NM, Steyerberg EW, van Dekken H, Kuipers EJ.de Vries AC, et al. Among authors: haringsma j.Gastrointest Endosc. 2009 Jul;70(1):18-25. doi: 10.1016/j.gie.2008.08.041. Epub 2009 Feb 27.Gastrointest Endosc. 2009.PMID: 19249770
Homs MY, Steyerberg EW, Kuipers EJ, van der Gaast A, Haringsma J, van Blankenstein M, Siersema PD.Homs MY, et al. Among authors: haringsma j.Endoscopy. 2004 Oct;36(10):880-6. doi: 10.1055/s-2004-825855.Endoscopy. 2004.PMID: 15452784