Objective: According to the importance of evaluating the antimicrobial resistance pattern in the management of nosocomial infections (NIs). we decided to investigate the prevalence of antimicrobial resistance in Chamran Heart Hospital. Methods: This retrospective cross-sectional observational study was performed for 6 months from February to July 2022 at Shahid Chamran Hospital of Isf... https://www.moodyasamother.com/product-category/string-instrument-accessories/