Fernández Iglesias L, Ramos Blanco A, Castro García-Montesinos MT, Sola Aparicio A, Aguirre Pascual E, Carabaño Aguado I. Gallbladder wall thickening secondary to viral infections: differential diagnosis with acalculous cholecystitis . Rev Pediatr Aten Primaria. 2026;28:377-80.