Cervical cancer prognosis in relation to HPV type: multinational pool analysis - Moreno, Victor; Muñoz, Nubia; Bosch, F Xavier; Viladiu, Pau; Eluf Neto, José; Ngelangel, Cora; Chaouki, Noureddine; Castellsague, Xavier; Gonzalez, Juan R (International Papillomavirus Conference, 2000)