title: Contribution of transrectal ultrasonography-guided biopsy in the diagnosis of prostate cancer: looking back and ahead.
authors: Full Professor, Department of Imaging Diagnosis, Escola Paulista de Medicina da Universidade Federal de São Paulo (EPM-Unifesp), São Paulo, SP, Brazil. E-mail: sajzen@terra.com.br.
authors: Sergio
authors: S
authors: Ajzen