Radiation therapy to the primary in metastatic prostate cancer: palliation only or altering tumor biology?. Blanchard, P.; Bossi, A.; Fizazi, K.. Curr Opin Urol. 2017; 580-586: p.580-586. doi:10.1097/MOU.0000000000000444 10.1097/MOU.0000000000000444.Article