VALGENT: A protocol for clinical validation of human papillomavirus assays

Marc Arbyn, Christophe Depuydt, Ina Benoy, Johannes Bogers, Kate Cuschieri, Markus Schmitt, Michael Pawlita, Daan Geraets, Isabelle Heard, Tarik Gheit, Massimo Tommasino, Mario Poljak, Jesper Bonde, Wim Quint