2 School of Nursing and Midwifery, Queen's University Belfast, Belfast BT9 7AE, UK; Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast BT9 7AE, UK.
3 HPV Action, London, UK.
4 Royal Marsden Hospital, London, UK.
5 Weston Integrated Sexual Health Centre, Weston-super-Mare, UK.
6 Centre for Cancer Research and Cell Biology, Queen's University Belfast, Belfast BT9 7AE, UK; European Cancer Organisation Oncopolicy Forum, Brussels, Belgium. Electronic address: [email protected].