Is a visible (hypoechoic) lesion at biopsy an independent predictor of prostate cancer outcome? - Junqueira, Valéria Cristiane Nakano; Zogbi, Orlando; Cologna, Adauto Jose; Reis, Rodolfo Borges dos; Tucci Júnior, Silvio; Reis, Leonardo Oliveira; Westphalen, Antonio Carlos; Muglia, Valdair Francisco (Ultrasound in Medicine Biology, 2012)