Related by context. Frequent words. (Click for all words.) 49 tuberculosis 48 XDR TB 47 influenza A/H#N# 46 drug resistant TB 46 Cetron 46 A/H#N# influenza 46 multidrug resistant TB 46 latent TB 45 drug resistant tuberculosis 45 A/H#N# virus 44 monkeypox 43 Lassa fever 43 atypical pneumonia 43 Chagas disease 43 contagious diseases 43 Pena Soltren 42 infection 42 disease 42 A/H#N# flu 42 Marburg virus 42 Hepatitis C virus 42 Acquired Immune Deficiency Syndrome 42 contagious disease 42 hemorrhagic fever 41 swine flu virus 41 infectious diarrhea 41 communicable disease 41 H#N# influenza virus 41 A/H#N# flu cases 41 Infectious diseases 41 Leptospirosis 40 pandemic H#N# influenza 40 Salmonella infection 40 Ebola outbreak 40 communicable diseases 40 drug resistant strains 40 tourist visa 40 influenza 40 swine flue 40 avian influenza virus 40 Hantavirus 40 multidrug resistant 39 deadly H#N# virus 39 infectious disease 39 highly contagious 39 HPAI 39 avian influenza 39 swine flu epidemic 39 highly pathogenic avian influenza 39 HCV genotype 1 39 measles 39 Rift Valley fever 39 deportation 39 dengue 39 NICD 39 herpes simplex 39 tourist visas 39 MDR TB 38 TB 38 influenza virus 38 sexually transmitted disease 38 typhoid fever 38 A/H#N# 38 HCV infection 38 seasonal influenza 38 mosquito borne disease 38 meningococcal disease 38 bloodstream infection 38 H#N# avian influenza 38 mosquito borne illness 38 TB bacteria 38 pandemic 38 H#N# virus 38 infections 38 swine flu outbreak 38 HIV 38 mosquito borne virus 37 hantavirus 37 swine flu 37 HIV infected 37 Uige 37 virus 37 Tuberculosis 37 Tuberculosis TB 37 Meningococcal disease 37 human immunodeficiency virus 37 cholera 37 hepatitis C virus 37 bird flu strain 37 parasitic disease 37 sexually transmitted infection 37 swine influenza 37 pathogen 37 traveler diarrhea 37 tuberculosis TB 37 antibiotic resistant bacteria 37 Rusnok 37 polio outbreak 37 deport 37 drug traffickers 37 chronic HCV infection