Authors:
REGAL KA
HOWALD WN
PETER RM
GARTNER CA
KUNZE KL
NELSON SD
Citation: Ka. Regal et al., SUBNANOMOLAR QUANTIFICATION OF CAFFEINES IN-VITRO METABOLITES BY STABLE-ISOTOPE DILUTION GAS-CHROMATOGRAPHY MASS-SPECTROMETRY, Journal of chromatography B. Biomedical sciences and applications, 708(1-2), 1998, pp. 75-85