Related by context. Frequent words. (Click for all words.) 68 hepatitis C 63 Hepatitis C 56 hepatitis C. 53 HIV 52 superbug 52 herpes 51 hepatitis 50 C. diff 48 Herpes 48 TB 48 hepatitis C virus 47 MRSA 47 vCJD 47 infection 46 AIDS 46 HPV 46 Ebola 46 superbugs 46 tuberculosis 46 genital herpes 45 cancer 45 drug 45 infections 44 SARS 44 virus 44 West Nile 44 C. difficile 44 sexually transmitted disease 44 drugs 44 syphilis 44 staph 44 hepatitis B 44 tuberculosis TB 44 Herceptin 44 Swine Flu 43 Hepatitis 43 cervical cancer 43 disease 43 hemophiliacs 43 C diff 43 MRSA infection 43 chlamydia 43 gonorrhea 43 Syphilis 42 chemo 42 sexually transmitted infection 42 liver disease 42 HIV infection 42 Hepatitis B 42 HCV 42 thalidomide 42 meningitis 42 antibiotic 42 Avastin 42 Chlamydia 42 malignant melanoma 41 Aids 41 cervical cancer vaccine 41 vaccine 41 whooping cough 41 bowel cancer 41 swine flu 41 infectious disease 41 E.coli 41 HIV AIDS 41 mad cow 41 meningococcal 41 staph infections 41 smallpox 41 hepatitis B. 41 STDs 41 sexually transmitted diseases 40 leukemia 40 Infection 40 HIV Aids 40 Velcade 40 hepatitis C virus HCV 40 Lyme disease 40 MDR TB 40 antiviral drugs 40 Revlimid 40 Big Pharma 40 MRSA infections 40 H#N# 40 CJD 40 meningococcal disease 40 HCV infection 40 leprosy 40 STIs 40 venereal disease 40 Smallpox 40 West Nile Virus 39 dirty needles 39 fungal infection 39 West Nile virus 39 anal cancer 39 lupus 39 infected 39 biotechs 39 cystic fibrosis 39 Fuzeon