Nearly 100 % of cervical cancer is caused by infection with human papillomavirus (HPV). The HPV also causes genital warts, head & neck cancer and anal cancer etc. HPV vaccines have strong significance in that they are the first prophylactic cancer vaccines of human beings.
Source) De Martel C, Plummer M, Vignat J, Franceschi S. Worldwide burden of cancer attributable to HPV by site,
country and HPV type, International Journal
of Cancer. 2017;141(4):664-670. doi:10.1002/ijc.30716