P.Y.J.C. and M.A.'s institution has received support from VALGENT, as explained in the VALGENT protocol (Arbyn et al, J Clin Virol 2016; 76 (S1): S14-S21). P.Y.J.C. and M.A. were also supported by the Horizon 2020 Framework Programme for Research and Innovation of the European Commission, through the RISCC Network [Grant No. 847845]. Funding

P.Y.J.C. and M.A.'s institution has received support from VALGENT, as explained in the VALGENT protocol (Arbyn et al, J Clin Virol 2016; 76 (S1): S14-S21). P.Y.J.C. and M.A. were also supported by the Horizon 2020 Framework Programme for Research and Innovation of the European Commission, through the RISCC Network [Grant No. 847845]. Funding