“Changes of Immune Status in Patients With Different PD-L1 Expression After Stereotactic Body Radiation Therapy of Oligometastasis”. Voprosy onkologii 67, no. 6 (December 30, 2021): 797–803. Accessed October 14, 2026. https://voprosyonkologii.ru/index.php/journal/article/view/1312.