Particle Beam Radiobiology Status and Challenges: A PTCOG Radiobiology Subcommittee Report. - Ahmad R; Barcellini A; Baumann K; Benje M; Bender T; Bragado P; Charalampopoulou A; Chowdhury R; Davis AJ; Ebner DK; Eley J; Kloeber JA; et al. (International journal of particle therapy, 2024)