Antitumor Effect of Helium Ions with Energy of 320 MeV/Ion during Irradiation of Ehrlich Ascites Carcinoma Cells Ex Vivo. - Balakin, V. E.; Strelnikova, N. S.; Rozanova, O. M.; Smirnova, E. N.; Belyakova, T. A.; Shemyakov, A. E. (Doklady Biochemistry & Biophysics, 2025)