Sementsov, O. S., and S. V. Stepanenko. “Radiation Diagnostics of the State of Ventilation and Pulmonary Circulation in Patients With COPD”. Modern medical technology, no. 1 (March 20, 2022): 71–78. Accessed November 23, 2024. https://medtech.mphu.edu.ua/article/view/295787.