H1N2 2007 Michigan

Only previous case of H1N2 was in 2007 in Michigan. 6,000 people died in U.S. from H1N1 strain in 2009.

Young child in Minnesota has developed H1N2 virus. Infant contracts rare form of swine flu in only second human case ever reported in U.S.A young child has become only the second person in the U.S. to develop a rare form of flu that is usually found in pigs rather than humans.
The Minnesota child has developed the H1N2 virus, which does not usually infect humans. The only previous case was in Michigan four years ago.

Medical officials have warned this shows how tough flu can be to pin down, after 6,000 people died in the U.S. from the H1N1 strain in 2009.