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Wanner BL, Metcalf WW.Wanner BL, et al. Among authors: metcalf ww.FEMS Microbiol Lett. 1992 Dec 15;100(1-3):133-9. doi: 10.1111/j.1574-6968.1992.tb14031.x.FEMS Microbiol Lett. 1992.PMID: 1335942