RT Article T1 Cohort differences in drug-use pathways to crack among current crack abusers in New York City JF Criminal justice and behavior VO 21 IS 4 SP 403 OP 422 A1 Golub, Andrew Lang A2 Johnson, Bruce D. 1943- LA English YR 1994 UL https://krimdok.uni-tuebingen.de/Record/1912482444 DO 10.1177/0093854894021004002