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HARVARD Citation
Craig, P. et al. (2012). Using natural experiments to evaluate population health interventions: new Medical Research Council guidance. Journal of epidemiology and community health. 66 (12), pp. 1182-1186. [Online].
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Craig, P. et al. (2012). Using natural experiments to evaluate population health interventions: new Medical Research Council guidance. Journal of epidemiology and community health. 66 (12), pp. 1182-1186. [Online].