Abstract Introduction Postoperative morbidity and mortality in patients undergoing major emergency gastrointestinal surgery are a major burden on healthcare systems. Optimal management of perioperative intravenous fluids may reduce mortality rates and improve outcomes from surgery. Previous small trials of cardiac-output guided haemodynamic therapy algorithms in patients undergoing ga... https://www.roneverhart.com/Christmas-Ornament-Ice-Ball-Molds-Design-Set-Options/