Cytological and histologycal abnormalities and previous pap smear history among health women in Brazil - Aldrighi, José Mendes; Rama, C; Roteli-Martins, Cecilia Maria; Derchain, S; Longatto Filho, A; Gontijo, R; Sarian, L; Mariani Neto, Corintio; Syrjanen, K (FIGO World Congress of Gynecology and Obstetrics, 2006)