Norkienė, Ieva, et al. “Effectiveness of High-Flow Nasal Oxygen Therapy in Management of Acute Hypoxemic and Hypercapnic Respiratory Failure”. Acta Medica Lituanica, vol. 26, no. 1, May 2019, pp. 46-50, https://doi.org/10.6001/actamedica.v26i1.3955.