TY JOUR TI Clinical case of surgical treatment of soft tissue fibrosarcoma in the frontal bone area in a dog KW fibrosarcoma KW diagnostics KW radiation therapy KW oncology KW dogs JO Russian veterinary journal AU Ul'yanova, A.I. AU Zhukova, E.N. AU Sidorenko, P.V. AU Rodionov, M.V. AU Yagnikov, S.A. PY 2026 IS 2026 PB Publishing house "Logos Press"