Investigation of single strand conformational alterations of the TP-53 gene in epithelial hyperplasias of the breast - Burbano, Rommel Rodríguez; Medeiros, Arnaldo; Bastos Júnior, Licurgo; Mello, Adriano; Barbieri Neto, José; Moraes, Leopoldo Silva de; Casartelli, Cacilda (Revista Brasileira de Cancerologia, 2000)