Skoryk, Vita, and Volodymyr Korsunov. “Effect of Different Variants of Non-Invasive Ventilation on the Course and Outcomes in Patients With Hypoxemic Respiratory Failure Caused by SARS-NCoV-2 ( COVID-19)”. ScienceRise: Medical Science, no. 5 (38) (September 30, 2020): 4–9. Accessed May 5, 2024. https://journals.uran.ua/sr_med/article/view/213104.