cognitive therapy of substance abuse - a beck, et al , (guilford press, 1993)

... relatively inexpensive, prepackaged, and ready-to-use small doses (Karan et al. , 1991). According to Karan et al. (1991 ), low-cost crack, approximately $ 2-$ 10 per vial, "has ... falls, and fire-related injuries. Further- more, approximately 30% of suicides and half of all homicides are alcohol related (lOM, 1987 ), and estimates of annual de...