Radical prostatectomy versus external beam radiotherapy for localized prostate cancer: Comparison of treatment outcomes. - Kim, Yeon-Joo; Cho, Kwan Ho; Pyo, Hong Ryull; Lee, Kang Hyun; Moon, Sung Ho; Kim, Tae Hyun; Shin, Kyung Hwan; Kim, Joo-Young; Kim, Young-kyung; Lee, Se Byeong (Strahlentherapie und Onkologie, 2015)