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Redondo, Ana Hernández; Körber, Christiane; König, Stefan; Längin, Andreas; Al-Ahmad, Ali; Weinmann, Wolfgang (2012). Inhibition of bacterial degradation of EtG by collection as dried urine spots (DUS). Analytical and bioanalytical chemistry, 402(7), pp. 2417-24. Heidelberg: Springer-Verlag 10.1007/s00216-011-5687-7
