DNA Damage in Splenocytes of Mice Exposed to Secondary Radiation Created by 650 MeV Protons Bombarding a Concrete Shielding Barrier - T. M. Blokhina; A. A. Ivanov; N. Yu. Vorobyeva; E. I. Yashkina; O. V. Nikitenko; T. M. Bychkova; A. G. Molokanov; G. N. Timoshenko; A. Yu. Bushmanov; A. S. Samoilov; A. N. Osipov (Bulletin of Experimental Biology and Medicine, 2022)