Solid-phase extraction and HPLC-MS profiling of pyrrolizidine alkaloids and theirN-oxides: a case study ofEchium plantagineum
1997 ◽
Vol 14
(5)
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pp. 419-428
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2019 ◽
Vol 99
(11)
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pp. 1090-1102
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2021 ◽
Vol 413
(11)
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pp. 2879-2891
2002 ◽
Vol 949
(1-2)
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pp. 249-262
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2004 ◽
Vol 52
(21)
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pp. 6664-6672
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