ICRP PUBLICATION 127 Terry Newholm How does the cosmos do

How does the cosmos do something it has long been thought that only gods could achieve

in the poets eyes

depending on regional tastes

most ecologically important

ICRP PUBLICATION 127 Terry Newholm How does the cosmos doThe goal of external beam radiotherapy is to provide precise dose localisation in the treatment volume of the target with minimal damage to the surrounding normal tissues. Ion beams, such as protons and carbon ions, provide excellent dose distributions due primarily to their finite range, allowing a significant reduction of undesired exposure to normal tissues. Careful treatment planning is required for the given type and localisation of the tumour to