Exploring urinary allantoin and adenosine in pediatric autosomal dominant polycystic kidney disease: no clear association with disease severity. - Heinze C; Andries A; Decuypere JP; Janssens P; Breysem L; De Keyzer F; Vermeersch P; Bammens B; Vennekens R; Mekahli D; Van Schepdael A (Pediatric nephrology (Berlin, Germany), 2026)