Prevention and control of influenza: recommendations of the Advisory Committee on Immunization Practices (ACIP). Centers for Disease Control and Prevention.

These recommendations update information concerning the vaccine and antiviral agents available for controlling influenza during the 1998-99 influenza season (superseding MMWR 1997;46[No. RR-9:1-25]). The principal changes include a) information about the influenza virus strains included in the trivalent vaccine for 1998-99, b) more detailed information about influenza-associated rates of hospitalization, and c) updated information on the possible relationship between Guillain-Barre syndrome and influenza vaccination.