how to cough

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British Columbia Premier Gordon Campbell demonstrates how to cover your face while coughing, during a news conference at the BC Centre for Disease Control in Vancouver, British Columbia May 1, 2009. Several more cases of influenza A (H1N1), formerly referred to as swine flu, were confirmed in the province. (REUTERS/Lyle Stafford) #

http://www.boston.com/bigpicture/2009/05/2009_swine_flu_outbreak.html