Cocaine treatment admissions at three sentinel sites in South Africa (1997-2006): findings and implications for policy, practice and research
Substance Abuse Treatment Prevention and Policy (2007) - Comments
pubmed: 18163901  doi: 10.1186/1747-597x-2-37  issn: 1747-597x 

Charles DH Parry, Andreas Plüddemann, Bronwyn J Myers