Background: We aimed to establish and validate a prognostic nomogram model for improving the prediction of 30-day mortality of gastrointestinal bleeding (GIB) in critically ill patients with severe sepsis. Methods: In this retrospective study. the current retrospective cohort study extracted data from the Medical Information Mart for Intensive Care IV (MIMIC-IV) database. then partiti... https://foldlyers.shop/product-category/batteries/