Related by context. Frequent words. (Click for all words.) 71 polio 60 measles 60 Measles 53 Tuberculosis 50 Malaria 50 Vaccination 49 Rabies 49 malaria 48 immunization 48 Dengue 48 meningitis 48 HIV AIDS 47 Meningitis 47 tuberculosis 46 maternal mortality 46 Immunization 46 vaccination 46 chickenpox 46 Flu 45 AIDS 45 HIV 45 Hepatitis B 45 Swine Flu 44 leprosy 44 smallpox 43 TB 43 disease 43 H#N# 43 HIV infection 43 dengue 43 Ebola 43 Hepatitis 43 Cholera 43 typhoid 43 Hepatitis C 42 Infection 42 cholera 42 encephalitis 42 Bird Flu 42 Bird flu 42 HIV Aids 42 maternal deaths 42 chicken pox 41 Aids 41 Swine flu 41 superbug 41 whooping cough 41 dengue fever 41 HIV prevalence 40 H#N# flu 40 AIDS epidemic 40 communicable disease 40 water borne diseases 40 immunized 40 infectious disease 40 bacterial meningitis 40 vaccinations 40 infant mortality 40 pertussis 39 antiretroviral drugs 39 malnutrition 39 cervical cancer 39 Melanoma 39 Breast cancer 39 Infections 39 HIV infected 39 Diabetes 39 mumps 39 tetanus 39 Influenza 39 swine flu 39 UNICEF 39 bird flu 39 diarrhea 39 Vaccine 39 West Nile 39 WHO 39 vaccine 39 Vaccines 39 avian influenza 39 communicable diseases 39 Unicef 38 yellow fever 38 pneumonia 38 influenza 38 Autism 38 Disease 38 H#N# virus 38 flu 38 Infectious Diseases 38 rabies 38 vaccinated 38 flu vaccination 38 inoculations 38 MRSA 37 drug resistant TB 37 unvaccinated 37 HIV infections 37 Lupus 37 Literacy 37 Virus