Guidelines for external radiotherapy and brachytherapy procedures: 4th edition.

The purpose of the first three editions of the guidelines for external radiotherapy procedures (RecoRad™, published in 2008, 2016 and 2021 respectively), was to issue recommendations aimed at optimising, harmonising and standardising practices. The purpose of this fourth edition, follow the same plan and takes into account recent technological improvements along with findings from literature. Part one describes the daily use of general principles; part two describes every step of the process treatment for the main types of cancer. This new edition is also an opportunity to integrate new chapters.