Esophageal cancer is a cancer of the tube that runs from the throat to the stomach. They found that patients treated with proton beam therapy experienced lower rates of postoperative heart and lung problems
https://www.wellnessdestinationindia.com/proton-therapy-may-help-treat-cancer-in-elderly-patients-study/
PROTON THERAPY MAY HELP TREAT CANCER IN ELDERLY PATIENTS: STUDY