1. Department of Obstetrics and Gynaecology, University of Campinas (UNICAMP) Medical School, Caixa Postal 6181, 13084-971, Campinas, SP, Brazil
2. Institute for Mother and Child Research (IDIMI), University of Chile, Av. Santa Rosa 1234, Santiago, Chile
3. Cervical Cancer Education and Early Detection Programme, Arabia #1, Arroyo Hondo, Santo Domingo, Dominican Republic
4. Department of Obstetrics and Gynaecology, Faculty of Medicine, University of Buenos Aires, Paraguay 2155, C1121 ABG, Buenos Aires, Argentina
5. Department of Sexual and Reproductive Health Care (Reproductive Biology), Instituto Nacional de Perinatología (INPER), Montes Urales 800, Lomas 11000, CDMX, Mexico