Headspace solid-phase microextraction--gas chromatography--mass spectrometry determination of the characteristic flavourings menthone, isomenthone, neomenthol and menthol in serum samples with and without enzymatic cleavage to validate post-offence alcohol drinking claims
Schulz K, et al.
Analytica Chimica Acta, 646(1-2), 128-140 (2009)