Related by context. Frequent words. (Click for all words.) 60 Schuchat 52 Dr. Julie Gerberding 51 Gerberding 50 Dr. Richard Besser 49 Dr. Anthony Fauci 48 Keiji Fukuda 44 seasonal flu 43 seasonal influenza 43 influenza 43 pandemic H#N# 42 Fauci 42 David Nabarro 41 Respiratory Diseases 39 Immunization Practices 39 H#N# swine flu 39 Seasonal flu 39 swine flu vaccine 38 Disease Control 38 Max Mayfield 38 Influenza 38 Osterholm 38 seasonal influenza vaccine 37 Thomas Frieden 37 H#N# 37 flu 37 influenza vaccine 37 Margaret Chan 37 pertussis 37 flu vaccines 37 swine flu virus 36 Besser 36 pandemic 36 pandemic influenza 36 H#N# flu 36 pandemic strain 36 flu vaccine 36 H#N# influenza 36 H#N# vaccine 36 H#N# influenza virus 36 swine influenza 36 CDC 36 influenza viruses 35 flu viruses 35 flu virus 35 vaccine preventable diseases 35 flu strains 35 Sundlof 35 swine flu 35 influenza vaccines 35 influenza virus 35 vaccine 34 swine flu vaccinations 34 H#N# virus 34 epidemiologist 34 Pap tests 34 virus mutates 34 H#N# strain 34 Secretary Ann Veneman 34 mosquito borne disease 34 chlamydia 34 Pertussis 34 CDC recommends 34 James Clapper 34 rotavirus 34 H#N# vaccination 34 flu vaccinations 33 West Nile virus 33 H#N# pandemic 33 whooping cough 33 Zerhouni 33 measles 33 pandemic flu 33 Lubchenco 33 vaccines 33 swine flu vaccination 33 Flu 33 A/H#N# 33 flu vaccination 33 Whooping cough 33 H#N# vaccines 33 Flu vaccine 32 Immunisation 32 Piot 32 A/H#N# flu 32 Avian influenza 32 sexually transmitted infection 32 mosquito borne virus 32 strep 32 Paulison 32 Frieden 32 avian influenza 32 rubella 32 meningococcal disease 32 Vaccine 32 vaccinated 32 Rajiv Shah 32 pandemics 32 Swine Flu 32 mumps 31 monkeypox 31 Dengue fever