Lyzohub, K., Lyzohub, M., & Arutiunian, Z. (2026). CHANGES IN CEREBRAL OXYGENATION AT DIFFERENT BEACH CHAIR POSITION ANGLES AS A PREDICTOR OF EARLY POSTOPERATIVE NEUROCOGNITIVE DISORDERS. ORTHOPAEDICS TRAUMATOLOGY and PROSTHETICS, (1), 70–75. https://doi.org/10.15674/0030-59872026170-75