TI - Comparison of Effect of Noninvasive Pressure Techniques on Postoperative Pulmonary Functions in Patients Undergoing Major Abdominal Surgery AU - Kılıç, M. AU - Şanal Baş, S. AU - Kultufan Turan, S. SO - Journal of Critical and Intensive Care 2017;8:71-76. DO - 10.5152/dcbybd.2018.1521