00856nam a22003137i 4500 20141212094930.0 991216s1999 sp gr 000 0 spa c 0091-4509 (papel) eng HOFFMANN, J.P. WORKER DRUG USE AND WORKPLACE DRUG-TESTING PROGRAMS: RESULTS FROM THE 1994 NATIONAL HOUSE-HOLD SURVEY ON DRUG ABUSE Análisis clínicos Consumo Detección Drogodependencias Entorno laboral Panorama general Resultados EE.UU. Adicciones Documental LARISON, C.L. CONTEMPORARY DRUG PROBLEMS Vol. 26, no. 2 (1999), p. 331-354 17 81.1 AR 19991216 R.1022 AR