American Journal of Preventive Medicine (2011) - Comments
pubmed: 21335254  doi: 10.1016/j.amepre.2010.12.005  issn: 1873-2607  issn: 0749-3797 

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Joya Banerjee, Jeffrey D. Klausner, Daniel T. Halperin, Richard Wamai, Edgar J. Schoen, Stephen Moses, Brian J. Morris, Stefan A. Bailis, Francois Venter, Neil Martinson, Thomas J. Coates, Glenda Gray, Kasonde Bowa