References:
  1. Cubie H. A. (2013). Diseases associated with human papillomavirus infection. Virology  445 21–34. 10.1016/j.virol.2013.06.007
  2. HSE. HPV vaccine uptake in Ireland: 2014/2015. Available at: https://www.hpsc.ie/a-z/vaccinepreventable/vaccination/immunisationuptakestatistics/hpvimmunisationuptakestatistics/HPV%20Uptake%20Academic%20Year%202015%202016%20v1.1%20Amended%20target%20rate%2013112019.pdf
  3. Corcoran B, Clarke A, Barrett T. Rapid response to HPV vaccination crisis in Ireland. The Lancet 2018;391(10135):2103.