Swine Flu H1N1 — Worldwide/Unknown
As elsewhere in North America, influenza activity has recently been increasing in British Columbia (BC), Canada. In particular, the proportion of respiratory specimens testing positive for influenza at the BC Public Health Microbiology and Reference Laboratory was less than 5 percent prior to December [2013] but has increased to more than 10 percent, 15 percent, 25 percent, and 45 percent each successive week (49-52) since. As in other jurisdictions, A(H1N1)pdm09 is the dominant subtype
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