Related by context. Frequent words. (Click for all words.) 72 polio 63 polio virus 62 measles 58 Polio 56 malaria 55 meningitis 54 polio eradication 53 A/H#N# 52 diphtheria 50 Hib 50 Dengue fever 50 dengue 50 rubella 50 A/H#N# flu 50 Japanese encephalitis 50 dengue virus 50 mosquito borne disease 50 encephalitis 49 Dengue 49 Tuberculosis 49 vaccine preventable diseases 49 deadly H#N# virus 48 tuberculosis TB 48 Malaria 48 diarrheal diseases 48 avian influenza 48 eradicate polio 48 sleeping sickness 48 typhoid fever 48 cholera 48 Pertussis 47 Measles 47 tuberculosis 47 leprosy 47 rotavirus 47 pertussis 47 preventable diseases 47 HIV AIDS pandemic 47 chicken pox 47 vaccination 47 immunization 46 waterborne disease 46 Avian Influenza 46 disease 46 influenza 46 whooping cough 46 dengue fever 46 bird flu 46 H#N# 46 chickenpox 46 HIV AIDS 46 malnutrition 46 water borne diseases 45 pneumococcal disease 45 HIV infection 45 Ebola 45 Avian influenza 45 yellow fever 45 H#N# avian influenza 45 bacterial meningitis 45 tetanus 45 mosquito borne virus 45 meningococcal disease 44 H#N# virus 44 Immunisation 44 Leprosy 44 smallpox 44 Hepatitis B 44 Rabies 44 pandemic 44 H#N# influenza virus 44 chikungunya 44 Health Organisation WHO 44 polio vaccine 43 acute malnutrition 43 Cervical cancer 43 monkeypox 43 Malnutrition 43 rheumatic fever 43 typhoid 43 communicable 43 bird flu virus 43 Immunization 43 Whooping cough 43 human immunodeficiency virus 43 cervical cancer 43 Influenza 43 MDR TB 43 avian influenza virus 43 H#N# influenza 43 maternal mortality 42 contagious disease 42 viral diseases 42 Vaccination 42 HIV Aids 42 H#N# strain 42 Mumps 42 cholera outbreak 42 measles vaccine 42 contagious diseases 42 virus