@misc{indiciae5b4c92f3b74d, title = {Selecting substance abusers for long-term treatment.}, author = {C Clemens and M W Kahn}, year = {1990}, doi = {10.3109/10826089009056198}, url = {https://pubmed.ncbi.nlm.nih.gov/2111290/}, note = {Source identifier: 2111290} }