What are the challenges in achieving and maintaining tight glycemic control in the perioperative setting?https://www.researchgate.net/publication/380402457_The_Impact_of_Hyperglycemia_on_Perioperative_Outcomes_in_Patients_with_Diabetes_Mellitus?_sg%5B0%5D=7APsfv5Sa76WpUawjSnGiSpAHtpEOIj48kf5Kv6HKR0dtpAOjifdkZE8VCXx_cW9Nen6AgKGHvvoISenYO0yG_zXiBG-7kfM6kedLjHk.YVV01A9pi72oqdHW4uPr39f-N7Puj5UK9IaJNlnbprLRhUIMrlYAbLe--B_GdfRAaMWyyd-dHC_mr6amI3ZXLw&_tp=eyJjb250ZXh0Ijp7ImZpcnN0UGFnZSI6Il9kaXJlY3QiLCJwYWdlIjoicHJvZmlsZSIsInBvc2l0aW9uIjoicGFnZUNvbnRlbnQifX0