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Continue to ChatDetermination of Tryptophan and Kynurenine by LC-MS/MS by Using Amlodipine as an Internal Standard - https://avesis.gazi.edu.tr/yayin/103a3b69-afcb-4256-b5e4-411657a44165/determination-of-tryptophan-and-kynurenine-by-lc-ms-ms-by-using-amlodipine-as-an-internal-standard