Abstract Objectives: Postoperative arrhythmia is an important complication of coronary artery bypass grafting (CABG) surgeries among patients. It seems that opioid usage is implicated in the pathogenesis of this condition due to its impacts on different organ systems. such as the autonomic nervous system. The present study was performed to investigate the effect of opium use on postop... https://pipingrockers.shop/product-category/glycine/