Human papillomavirus viral viral load in predicting high-grade CIN in womwn with cervical smears showing only atypical squamous cells or low-grade squamous intraepithelial lesion - Santos, André Luis Ferreira; Derchain, Sophie Françoise Mauricette; Martins, Marcos Roberto; Sarian, Luis Otávio; Martinez, Edson Zangiacomi; Syrjanen, Kari Juhani (São Paulo Medical Journal, 2003)