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By Joseph Hazan, M.D., FACOG


Influenza viruses are a group of

RNA viruses. They belong to

the viral family Orthomyxoviridae.

This group is divided into

Influenza A, B and C.

Influenza C generally causes

only mild respiratory illness.

A and B strains cause seasonal

viral flu and the main strains

are included in the […]


Emerging new data on the H1N1 virus. […]