Related by context. Frequent words. (Click for all words.) 66 malaria 63 parasitic disease 60 trachoma 60 diarrheal disease 60 sleeping sickness 58 Chagas disease 58 elephantiasis 58 diarrheal diseases 58 disease 56 Helicobacter pylori 56 tuberculosis TB 55 tropical diseases 54 cholera 54 malarial 54 Marburg virus 54 vector borne diseases 54 water borne diseases 54 malaria parasites 54 cholera outbreaks 54 diseases 53 leishmaniasis 53 borne diseases 53 CDAD 53 infections 53 dengue virus 53 HIV AIDS pandemic 53 mosquito borne disease 52 HCV infection 52 tuberculosis 52 parasite 52 acute diarrhea 52 H. pylori 52 mosquito borne diseases 52 HIV Aids 51 Guinea worm 51 Plasmodium falciparum 51 diarrhea 51 dengue 51 Ebola 51 infection 51 Streptococcus pneumoniae 51 bacterial infections 51 roundworm 51 hepatitis C virus 51 HIV AIDs 50 infectious diseases 50 Chikungunya 50 typhoid fever 50 leprosy 50 viral diseases 50 fungal infections 50 serotype 50 measles 50 HIV infection 50 Dengue fever 50 rotavirus 50 avian influenza virus 50 leptospirosis 49 Malaria 49 HIV AIDS 49 mosquito borne 49 chikungunya 49 cerebral malaria 49 pneumococcal disease 49 undernutrition 49 communicable diseases 49 waterborne disease 49 enterovirus 49 malaria parasite 49 human immunodeficiency virus 49 roundworms 49 Shigella 49 severe diarrhea 49 dengue fever 49 chronic hepatitis B 49 Leptospirosis 49 bacterial strains 48 sickle cell disease 48 Cryptosporidium 48 Diarrhoea 48 hepatitis C infection 48 aureus 48 azithromycin 48 respiratory syncytial virus 48 iron overload 48 HIV AIDS epidemic 48 water hyacinth 48 guinea worm 48 Dengue 48 cholera outbreak 48 HIV AIDS prevalence 48 viral hepatitis 48 syphilis 48 poliovirus 48 sexually transmitted infections STIs 48 Japanese encephalitis 48 herpes zoster 48 pathogen 48 infestations 48 hemorrhagic fever 47 MDR TB