Individual radiosensitivity in a breast cancer collective is changed with the patients' age.

Funding This research was supported by the Dr. Mildred Scheel Stiftung fur Krebsforschung grant #109042. Authors’ Contribution JA carried out the genetic analyses and drafted the manuscript. UK participated in the genetic analyses and drafted the manuscript. MS carried out the dose calculations and was involved in the preparation of the manuscript. OO participated in the design of the study and was involved in the preparation of the manuscript. RF participated in the design of the study and was involved in the preparation of the manuscript. LD conceived of the study, and participated in its design and coordination and helped to draft the manuscript.