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Drug problems among homeless individuals in Toronto, Canada: prevalence, drugs of choice, and relation to health status

Michelle N Grinman*, Shirley Chiu, Donald A Redelmeier, Wendy Levinson, Alex Kiss, George Tolomiczenko, Laura Cowan and Stephen W Hwang

BMC Public Health 2010, 10:94  doi:10.1186/1471-2458-10-94