Simultaneous quantitation of morphine, 6-acetylmorphine, codeine, 6-acetylcodeine and tramadol in hair using mixed-mode solid-phase extraction and gas chromatography-mass spectrometry
- M. Barroso
- , M. Dias
- , D. N. Vieira
- , M. López-Rivadulla
- , J. A. Queiroz
Research output: Contribution to journal › Article › peer-review
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