RT Article T1 Relationship between student illicit drug use and school drug-testing policies JF The journal of school health VO 73 IS 4 SP 159 OP 164 A1 Yamaguchi, Ryoko 1971- A2 O'Malley, Patrick M. A2 Johnston, Lloyd D. LA English YR 2003 UL https://krimdok.uni-tuebingen.de/Record/1912683091 DO 10.1111/j.1746-1561.2003.tb03596.x