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Thierauf A, Serr A, Halter CC, Al-Ahmad A, Rana S, Weinmann W. Influence of preservatives on the stability of ethyl glucuronide and ethyl sulphate in urine. Forensic Sci Int. 2008 Nov 20;182(1-3):41–5. doi: 10.1016/j.forsciint.2008.09.011. PMID: 18986786. |