Radiation dose–response curves: cell repair mechanisms vs. ion track overlappingAgata Kowalska, Konrad Czerski, Elena Nasonova, Polina Kutsalo and Eugen KrasavinEur. Phys. J. D, 71 12 (2017) 332DOI: https://doi.org/10.1140/epjd/e2017-80013-2