This entry is our account of a study selected by Drug and Alcohol Findings as particularly relevant to improving outcomes from drug or alcohol interventions in the UK.Unless indicated otherwise, permission is given to distribute this entry or incorporate passages in other documents as long as the source is acknowledged including the web address http://findings.org.uk.The original study was not published by Findings; click on the Title to obtain copies.Free reprints may also be available from the authors -click prepared e-mail to adapt the pre-prepared e-mail message or compose your own message.Links to source documents are in blue.Hover mouse over orange text for explanatory notes.The Summary is intended to convey the findings and views expressed in the study.Below are some comments from Drug and Alcohol Findings.
Norzalifa Zainal Abidin (Sat,) studied this question.