TY  - RPRT
TI  - Retrospective self-reports by clients differ from original reports: implications for the evaluation of drug treatment programs.
AU  - L S Aiken
PY  - 1986
DO  - 10.3109/10826088609027391
UR  - https://pubmed.ncbi.nlm.nih.gov/3781690/
ID  - 3781690
ER  -