There were between an estimated 39 million and 80 million cases of H1N1 from April through Dec. 12, 2009, and about 7,880 to 16,460 H1N1-related deaths.
Source: CDC
There were between an estimated 39 million and 80 million cases of H1N1 from April through Dec. 12, 2009, and about 7,880 to 16,460 H1N1-related deaths.
Source: CDC