Acici Cakıroglu , S. , Binici , O. , Karahan, M.A., Pehlivan, B. , Pehlivan, V., Duran, E. and Sengel, A. 2025. Evaluation of Tissue Oxygenation and Block Quality by Near Infrared Spectroscopy in Upper Extremity Surgery with Infraclavicular Block According to Different Arm Angles: Evaluation of Tissue Oxygenation and Block Quality by Near Infrared Spectroscopy in Upper Extremity . International Journal of Current Medical and Biological Sciences. 5, 2 (Jun. 2025). DOI:https://doi.org/10.5281/zenodo.15034445.