Asanov, E. O., I. A. Dyba, S. S. Naskalova, O. V. Bondarenko, and I. A. Antoniuk-Shchehlova. “Regulation of the Autonomic Nervous System in Older Adults With Accelerated Respiratory System Aging: Effectiveness of Breathing Training With Positive End-Expiratory Pressure”. Zaporozhye Medical Journal, vol. 27, no. 4, Aug. 2025, pp. 290-5, doi:10.14739/2310-1210.2025.4.331846.