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Books By Patricia Erickson, Diane Riley, Yuet Cheung, Pat O'Hare - Author

Patricia G. Erickson is Professor of Sociology at the University of Toronto and Senior Scientist with the Addiction Research Foundation.

Diane M. Riley is Assistant Professor of Behavioural Science at the University of Toronto and Policy Analyst at the Canadian Foundation for Drug Policy.

Yuet W. Cheung is Professor of Sociology at the Chinese University of Hong Kong.

Patrick A. O’Hare is Executive Director of the International Harm Reduction Association.