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机译:Detectability of cannabinoids in the serum samples of cannabis users: Indicators of recent cannabis use? A follow-up study
Univ Hosp Bonn, Inst Forens Med Forens Toxicol, Stiftspl 12, D-53111 Bonn, Germany;
Univ Hosp Bonn, Clin & Polyclin Psychiat & Psychotherapy, Bonn, Germany;
Univ Med Ctr Mainz, Dept Psychiat & Psychotherapy, Mainz, GermanyJohannes Gutenberg Univ Mainz, Inst Forens Med Forens Toxicol, Mainz, Germany;