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Perceived usefulness of syndromic surveillance in Ontario during the H1N1 pandemic.
Savage R, Chu A, Rosella LC, Crowcroft NS, Varia M, Policarpio ME, Vinson NG, Winter AL, Hay K, Davies RF, Gemmill I, Willison D, Johnson I. Savage R, et al. Among authors: policarpio me. J Public Health (Oxf). 2012 Jun;34(2):195-202. doi: 10.1093/pubmed/fdr088. Epub 2011 Dec 22. J Public Health (Oxf). 2012. PMID: 22194318 Free PMC article.