Acici Cakıroglu , S. .; Binici , O. .; Karahan, M. A.; Pehlivan, B. .; Pehlivan, V.; Duran, E.; Sengel, A. 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. İJCMBS 2025, 5.