Related by context. Frequent words. (Click for all words.) 60 poliomyelitis 59 pneumococcus 59 Haemophilus influenzae type 58 malaria 57 measles 57 diarrheal diseases 57 polio 57 diphtheria 56 diphtheria tetanus 56 measles vaccination 55 immunization 55 preventable diseases 55 malaria tuberculosis 55 pneumococcal vaccines 55 vaccine preventable diseases 54 pneumococcal 54 Hib 54 pneumococcal disease 53 Japanese encephalitis 53 Tetanus 53 diarrheal disease 53 vaccination 53 Diarrhoea 53 Tuberculosis TB 53 preventable illnesses 52 insecticide treated nets 52 Cholera outbreak 52 tetanus 52 mosquito borne disease 52 bednets 52 waterborne diseases 52 Typhoid 52 rubella 52 water borne diseases 52 NTDs 51 Immunisation 51 Vaccinating 51 acute respiratory infections 51 acute watery diarrhea 51 epidemics 51 rotavirus 51 immunising 51 Whooping Cough 51 Global Polio Eradication 51 cholera 51 polio outbreak 51 intestinal worms 51 Meningococcal disease 51 Malnutrition 51 Rotavirus 51 GAVI Alliance 50 polio vaccination 50 waterborne disease 50 vaccines 50 polio vaccines 50 malnutrition 50 Lassa fever 50 eradicate polio 50 kala azar 50 whooping cough 50 Hib vaccine 50 Rift Valley Fever 50 oral polio vaccine 49 cholera outbreak 49 BCG vaccine 49 pneumonia meningitis 49 invasive pneumococcal disease 49 immunized 49 HIV AIDS malaria 49 parasitic infections 49 vaccinating 49 polio immunization 49 vaccinations 48 Measles 48 Vaccination 48 meningitis 48 polio eradication 48 vaccinate 48 measles mumps rubella 48 Seasonal flu 48 Whooping cough 48 Dengue fever 48 immunize 48 Menactra 48 cholera outbreaks 48 Measles Initiative 48 Rubella 48 tetanus diphtheria 48 ITNs 48 polio virus 48 Malaria 48 GAVI 48 sleeping sickness 48 Japanese Encephalitis 48 maternal mortality ratio 48 Polio 48 Chickenpox 48 oral rehydration salts 48 ARV drugs 48 measles vaccine 48 HIV Aids pandemic