{Reference Type}: Editorial {Title}: What is the key factor determining effectiveness of radiotherapy for high-risk prostate cancer: a hidden message from RTOG 0521. {Author}: Okamoto K; {Journal}: Transl Androl Urol {Volume}: 13 {Issue}: 4 {Year}: 2024 Apr 30 {Factor}: 2.479 {DOI}: 10.21037/tau-23-595