Stereotactic radiosurgery, Radiation therapy, 3D conformal radiotherapy, Intensity-modulated radiation therapy, Stereot...actic body radiotherapy, VMAT, External beam radiation therapy, Palliative radiotherapy, Cancer, Cancer-related pain, Kidney cancer, Prostate cancer, Bladder cancer, Testicular cancer, Penile cancer, Urethral cancer, Carcinoma of unknown primary, Bone metastasis, Renal cell carcinoma