TY - JOUR AU - Fernández del Campo García, María Teresa AU - Casas Ferreira, Ana María AU - Rodríguez Gonzalo, Encarnación AU - Moreno Cordero, Bernardo AU - Pérez Pavón, José Luis PY - 2022 SN - 0026-265X UR - http://hdl.handle.net/10366/159484 AB - [EN] Nowadays there is a great interest in the development of fast and reliable methods for the determination of amino acids (AAs) in biological samples due to their biological importance. In the present work, a method based on the use of a guard... LA - eng PB - Elsevier KW - Stand-alone tandem mass spectrometry KW - Guard column KW - Tandem mass spectrometry KW - LC-MS KW - Amino acids KW - Urine samples TI - Rapid and reliable analysis of underivatized amino acids in urine using tandem mass spectrometry DO - 10.1016/j.microc.2021.106914 T2 - Microchemical Journal VL - 172 M2 - 106914 ER -