Buriak, Oleksandr, and Yurii Nechytailo. “USE OF PULSE OXIMETRY WITH PLETHYSMOGRAM REGISTRATION IN CHILDREN WITH ACUTE PNEUMONIA”. Eastern Ukrainian Medical Journal, vol. 13, no. 4, Dec. 2025, pp. 1113-9, doi:10.21272/eumj.2025;13(4);1113-1119.