TY - RPRT TI - Multiple substance use by alcoholics. AU - L Sokolow AU - J Welte AU - G Hynes AU - J Lyons PY - 1981 DO - 10.1111/j.1360-0443.1981.tb00219.x UR - https://pubmed.ncbi.nlm.nih.gov/6944083/ ID - 6944083 ER -