Related by context. Frequent words. (Click for all words.) 80 hepatitis B 69 Hepatitis 64 Hepatitis C 64 hepatitis 63 HBV 62 HIV 62 Tuberculosis 60 tuberculosis 56 Influenza 56 TB 56 HIV AIDS 54 HCV 52 influenza 52 meningitis 52 hepatitis C 51 HIV infected 51 H#N# 51 HPV 51 Meningitis 50 communicable diseases 50 malaria 50 measles 50 HIV infection 49 dengue 49 AIDS 49 infectious diseases 49 H#N# virus 49 H#N# influenza 49 Dengue 49 avian influenza 48 infection 48 MRSA 48 Pneumonia 48 dengue fever 48 water borne diseases 48 human immunodeficiency virus 48 hepatitis C. 48 hepatitis C virus 48 sexually transmitted disease 48 diseases 48 rabies 48 infections 48 cervical cancer 48 contagious disease 47 Swine Flu 47 STDs 47 herpes 47 pertussis 47 Chlamydia 47 sexually transmitted diseases 47 tetanus 46 Measles 46 HIV Aids 46 STD 46 human papillomavirus 46 virus 46 rotavirus 46 disease 46 typhoid 46 MDR TB 46 genital herpes 46 contagious diseases 46 XDR TB 46 infectious disease 46 STIs 46 communicable disease 45 seasonal influenza 45 sexually transmitted infections 45 polio 45 chickenpox 45 chlamydia 45 sickle cell disease 45 influenza virus 45 hemophilia 45 influenza viruses 45 rubella 45 Polio 45 Rabies 45 bird flu virus 44 vaccinated 44 chronic diseases 44 bacterial meningitis 44 vaccines 44 WNV 44 cholera 44 liver disease 44 diarrhea 44 Malaria 44 Infections 44 bacterial infections 44 flu 43 chicken pox 43 MRSA infections 43 mosquito borne disease 43 avian flu 43 mumps 43 viral diseases 43 superbug 43 H#N# flu 43 pathogens 43 chronic hepatitis C