Safety and efficacy of l-tryptophan produced by fermentation with Escherichia coli KCCM 80135 for all animal species.
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EFSA J. 2019 May 7;17(5):e05694. doi: 10.2903/j.efsa.2019.5694. eCollection 2019 May.
EFSA J. 2019.
PMID: 32626317
Free PMC article.