The impact of 10 years of human papillomavirus (HPV) vaccination in Australia: what additional disease burden will a nonavalent vaccine prevent? Patel, Cyra and Brotherton, Julia ML and Pillsbury, Alexis and Jayasinghe, Sanjay and Donovan, Basil and Macartney, Kristine and Marshall, Helen, Eurosurveillance, 23, 1700737 (2018), https://doi.org/10.2807/1560-7917.ES.2018.23.41.1700737