主题词：Sepsis Diagnosis and Treatment; Respiratory Support and Mechanisms; COVID-19 Clinical Research Studies; Intensive Care Unit Cognitive Disorders; Nosocomial Infections in ICU; Trauma, Hemostasis, Coagulopathy, Resuscitation; Mechanical Circulatory Support Devices; Cardiac Arrest and Resuscitation; Acute Kidney Injury Research; Hemodynamic Monitoring and Therapy; Traumatic Brain Injury and Neurovascular Disturbances; Long-Term Effects of COVID-19; Clinical Nutrition and Gastroenterology; Anesthesia and Sedative Agents; Venous Thromboembolism Diagnosis and Management; Tracheal and airway disorders; Renal function and acid-base balance; Abdominal Surgery and Complications; Cardiac Structural Anomalies and Repair; Airway Management and Intubation Techniques; Cardiac, Anesthesia and Surgical Outcomes; Electrolyte and hormonal disorders; Immune Response and Inflammation; Central Venous Catheters and Hemodialysis; Trauma and Emergency Care Studies