Gossop, Michael,  1948- <br/><br/>
NTORS at one year :  the national treatment outcome research study : changes in substance use, health and criminal behaviour one year after intake / 
Michael Gossop, John Marsden and Duncan Stewart. 
 - Wetherby :  Department of Health,  [1998] 
 - 59p. 
<br/><br/><label>ISBN: </label>1858398975 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drug abuse--Treatment--Evaluation.--Great Britain