RT Article T1 Identifying a drug use typology of Philadelphia arrestees: A cluster analysis JF Journal of drug issues VO 28 IS 2 SP 559 OP 574 A1 Yacoubian, George S. A1 Kane, Robert J. A2 Kane, Robert J. LA English YR 1998 UL https://krimdok.uni-tuebingen.de/Record/1912579324