H1N1 activity waxes, wanes: WHO
Thursday, December 3, 2009 - 16:56
in Health & Medicine
It's too early to say if H1N1 activity is peaking in the northern hemisphere, a flu expert with the World Health Organization said Thursday.
It's too early to say if H1N1 activity is peaking in the northern hemisphere, a flu expert with the World Health Organization said Thursday.