Xanthogranulomatous Pyelonephritis is Associated with Higher Tissue Expression of Monocyte Chemotactic Protein-1 - Bartoli, F; Gesualdo, L; Niglio, F; Gentile, O; Penza, R; Leggio, S; Lasalandra, C; Campanella, V; Magaldi, S (European Journal of Pediatric Surgery, 2007)