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. 2021 Mar 23;413(11):3093–3105. doi: 10.1007/s00216-021-03248-0

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© The Author(s) 2021

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Fig. 3 — LC-MRM-MS/MS chromatograms of the blank meconium sample (red line) and blank meconium sample spiked with analytes at concentrations corresponding to the lowest calibrator level (blue line). Only quantifier MRMs are shown