brain tumor; brain tumour
malignant tumor; malignant tumour; malignancy; cancer
benign tumor; benign tumour
spinal cord tumour; spinal cord neoplasm; spinal tumour
gastrointestinal stromal tumor (tumour); GIST
testicular cancer; testicular tumor (tumour)
invasive tumor; invasive tumour
tumor necrosis factor (e.g. cachexin); tumour necrosis factor; TNF
Japanese Society for Therapeutic Radiology and Oncology; JASTRO
American College of Radiation Oncology; ACRO