[1] Univ Calif Irvine, Dept Mol Biol & Biochem, Irvine, CA 92697 USA
[2] Ludwig Inst Canc Res, Sao Paulo, Brazil
[3] Univ Cape Town, Inst Infect Dis & Mol Med, Fac Hlth Sci, ZA-7925 Cape Town, South Africa
[4] Univ Cape Town, Natl Hlth Lab Serv, ZA-7925 Cape Town, South Africa
[5] Queen Mary Hosp, Hong Kong, Hong Kong, Peoples R China
[6] Univ Hong Kong, Hong Kong, Hong Kong, Peoples R China
[7] Univ Oklahoma, Hlth Sci Ctr, Dept Pathol, Oklahoma City, OK 73104 USA
[8] Budish Tzu Chi Gen Hosp, Dept Obstet & Gynecol, Hualien, Taiwan
[9] Royal Infirm Edinburgh NHS Trust, Edinburgh, Midlothian, Scotland
[10] Heidelberg Univ, Inst Mol Pathol, Heidelberg, Germany
[11] Univ Brasilia, Dept Biol Celular, Inst Biol, Brasilia, DF, Brazil
[12] Inst Catala Oncol, IDIBELL, HPV Lab, Barcelona, Spain
[13] Univ Antioquia, Grp Infect & Canc, Medellin, Colombia
[14] Inst Catala Oncol, IDIBELL, Epidemiol & canc Registrat Unit, Barcelona, Spain
[15] Int Agcy Res Canc, F-69372 Lyon, France