Determination of urinary 13C-caffeine metabolites by liquid chromatography–mass spectrometry: the use of metabolic ratios to assess CYP1A2 activity
2004 ◽
Vol 34
(2)
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pp. 379-389
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1981 ◽
Vol 8
(10)
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pp. 475-479
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1989 ◽
Vol 493
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pp. 79-92
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2008 ◽
Vol 1190
(1-2)
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pp. 333-341
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2001 ◽
Vol 912
(2)
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pp. 259-267
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