Identifying Patients at High Risk of Having Pulmonary Dysfunction Before Laparoscopic Bariatric Surgery and Its Impact on Postoperative Pulmonary Complications. - Emile SH; Elgamal M; Elshobaky A; Shalaby M; Fadaly A; AbdelMawla A; Elbanna HG; Abdel-Razik MA (Journal of laparoendoscopic & advanced surgical techniques. Part A, 2019)