Related by context. Frequent words. (Click for all words.) 65 polio vaccinations 63 polio immunization 61 polio outbreak 60 polio vaccination 54 measles vaccination 52 polio vaccines 50 vaccination 49 vaccinating 48 vaccinations 48 measles outbreak 47 Ebola outbreak 47 vaccinators 47 measles outbreaks 47 cholera outbreak 47 vaccinate 47 bird flu outbreak 47 Deadly clashes 47 polio 46 immunization 46 Rift Valley Fever 46 Cholera outbreak 46 polio vaccine 45 oral polio vaccine 45 smallpox vaccinations 45 inoculations 45 Sporadic violence 45 immunising 45 ARV therapy 44 outbreak 44 poliomyelitis 44 antiretroviral therapy ART 44 A/H#N# influenza 44 deadly H#N# virus 43 National Influenza Vaccination 43 polio eradication 43 immunization clinics 43 Hib vaccine 43 deadly cholera epidemic 43 Sporadic fighting 43 measles 43 swine flu vaccination 43 antigovernment protests 43 H#N# strain 43 polio virus 43 meningitis vaccine 42 flu vaccinations 42 insecticide treated mosquito nets 42 pulse polio 42 outbreaks 42 eradicate polio 42 deadly H#N# strain 42 Lassa fever 42 mumps outbreak 42 disease FMD 42 mosquito borne disease 42 HPV vaccination 42 vaccinated 42 Violence flared 41 flu outbreak 41 poultry flocks 41 vaccine 41 measles vaccine 41 Vaccinations 41 bird flu epidemic 41 waterborne disease 41 cholera outbreaks 41 A/H#N# flu cases 41 avian influenza 41 virulent H#N# strain 41 Aids pandemic 41 H#N# bird flu 41 HIV AIDS sufferers 41 highly pathogenic H#N# strain 40 RVF 40 bird flu 40 swine flue 40 cholera 40 H#N# virus 40 de worming 40 locust invasion 40 Violent protests 40 famine stricken 40 swine flu epidemic 40 cloven hoofed animals 40 Vaccination 40 official Dr. Moaiya 40 Navapur 40 influenza vaccination 40 flu vaccination 40 Global Polio Eradication 40 Japanese Encephalitis 40 Protests erupted 40 Pandemrix 40 Japanese encephalitis 40 Clashes erupt 40 smallpox vaccination 40 influenza A/H#N# 40 Escalating violence 40 swine flu vaccinations 40 immunize 39 Rolling blackouts