RT Article T1 Background to crack cocaine addiction and HIV high-risk behavior: the next epidemic JF The American journal of drug and alcohol abuse VO 23 IS 1 SP 67 OP 77 A1 Word, Carl O. A2 Bowser, Benjamin 1948- LA English YR 1997 UL https://krimdok.uni-tuebingen.de/Record/1912465817 DO 10.3109/00952999709001688