ENZALUTAMIDE VERSUS ABIRATERONE AS A FIRST-LINE ENDOCRINE THERAPY FOR CASTRATION-RESISTANT PROSTATE CANCER (ENABLE STUDY FOR PCA): A STUDY PROTOCOL FOR A MULTICENTER RANDOMIZED PHASE III TRIAL Article Izumi Kouji, Mizokami Atsushi, Namiki Mikio, Inoue Shogo, Tanaka Nobumichi, Yoshio Yuko, Ishibashi Kei, Kamiyama Manabu, Kawai Noriyasu, Enokida Hideki, Shima Takashi, Takahara Shizuko BMC CANCER. BMC. Vol. 17. 2017. P. 1-6