Prins, Engel H. “‘Maturing Out’ and the Dynamics of the Biographical Trajectories of Hard Drug Addicts”. Forum Qualitative Sozialforschung / Forum: Qualitative Social Research 9, no. 1 (January 31, 2008). Accessed February 28, 2024. https://www.qualitative-research.net/index.php/fqs/article/view/322.