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Braakman E, Sturm E, Vijverberg K, van Krimpen BA, Gratama JW, Bolhuis RL.Braakman E, et al. Among authors: bolhuis rl.Int Immunol. 1991 Jul;3(7):691-7. doi: 10.1093/intimm/3.7.691.Int Immunol. 1991.PMID: 1832950