RT Article T1 Deaths among drug addicts in Denmark in 1987-1991 JF Forensic science international VO 67 IS 3 SP 185 OP 195 A1 Kringsholm, B. A1 Kaa, E. A1 Steentoft, A. LA English YR 1994 UL https://krimdok.uni-tuebingen.de/Record/1639418717 K1 Drogentote K1 Dänemark