Early Central Venous-to-Paco2 Difference and Subsequent Lactate Clearance in Shock: Prospective Pediatric Cohort, 2021-2022. - Teixeira RARB; Mendonça CC; Melocra SSG; Aragon DC; Volpe DSJ; Volpon LC; Carlotti APCP (Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies, 2026)