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Hadithi M, Cazemier M, Meijer GA, Bloemena E, Felt-Bersma RJ, Mulder CJ, Meuwissen SG, Pena AS, van Bodegraven AA.Hadithi M, et al. Among authors: pena as.World J Gastroenterol. 2008 May 28;14(20):3183-7. doi: 10.3748/wjg.14.3183.World J Gastroenterol. 2008.PMID: 18506923Free PMC article.
Koutroubakis I, Manousos ON, Meuwissen SG, Pena AS.Koutroubakis I, et al. Among authors: pena as.Hepatogastroenterology. 1996 Mar-Apr;43(8):381-93.Hepatogastroenterology. 1996.PMID: 8714231Review.
van Rees EP, Soesatyo M, van der Ende M, Pena AS, Sminia T.van Rees EP, et al. Among authors: pena as.Adv Exp Med Biol. 1995;371B:1389-93.Adv Exp Med Biol. 1995.PMID: 7502825No abstract available.
Palmen MJ, van der Ende MB, Peña AS, van Rees EP.Palmen MJ, et al. Among authors: pena as.Adv Exp Med Biol. 1994;355:283-7. doi: 10.1007/978-1-4615-2492-2_48.Adv Exp Med Biol. 1994.PMID: 7709837No abstract available.