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Grubben MJ, van den Braak CC, Essenberg M, Olthof M, Tangerman A, Katan MB, Nagengast FM.Grubben MJ, et al. Among authors: nagengast fm.Dig Dis Sci. 2001 Apr;46(4):750-6. doi: 10.1023/a:1010787931002.Dig Dis Sci. 2001.PMID: 11330408Clinical Trial.
van Munster IP, Tangerman A, de Haan AF, Nagengast FM.van Munster IP, et al. Among authors: nagengast fm.Eur J Clin Invest. 1993 Dec;23(12):773-7. doi: 10.1111/j.1365-2362.1993.tb00730.x.Eur J Clin Invest. 1993.PMID: 8143754