• incidence
  • Although the widespread use of Pap testing has reduced the incidence and lethality of cervical cancer in developed countries, the disease still kills several hundred thousand women per year worldwide. (wikipedia.org)
  • known
  • In medical research, the most famous immortalised cell line, known as HeLa, was developed from cervical cancer cells of a woman named Henrietta Lacks. (wikipedia.org)
  • Not all of the causes of cervical cancer are known, however, and several other contributing factors have been implicated. (wikipedia.org)
  • risk
  • HPV vaccines protect against between two and seven high-risk strains of this family of viruses and may prevent up to 90% of cervical cancers. (wikipedia.org)
  • Smoking can increase the risk in women a few different ways, which can be by direct and indirect methods of inducing cervical cancer. (wikipedia.org)
  • HPV can be transmitted in sex between females, so those who have only had sex with other females should be screened, although they are at somewhat lower risk for cervical cancer. (wikipedia.org)