title: Recommended composition of influenza virus vaccines for use in the 2002-2003 season.
mesh_terms: D006801:Humans; D009980:Influenza A virus; D009981:Influenza B virus; D007252:Influenza Vaccines / Q000737:chemistry*; D007251:Influenza, Human / Q000517:prevention & control*
chemical_list: D007252:Influenza Vaccines