Interobserver Reproducibility of Quantifying Gleason Pattern 4 Cancer in Prostate Biopsy: Implications for Clinical Practice
                                          
                                        
                                            Jianhong Li, Mark Ettel, Ali Amin, Ritu Bhalla, Kasturi Das, Fang-Ming Deng, Peng Lee, Andres Matoso, Jonathan Melamed, Savvas Mendrinos, Wei Tian, Oksana Yaskiv, Rajal B. Shah, Ming Zhou