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De Ruiter GA, Van Bruggen-van der Lugt AW, Bos W, Notermans SH, Rombouts FM, Hofstra H.De Ruiter GA, et al. Among authors: rombouts fm.J Gen Microbiol. 1993 Jul;139(7):1557-64. doi: 10.1099/00221287-139-7-1557.J Gen Microbiol. 1993.PMID: 7690393