Serum amyloid A circulating levels and disease activity in patients with juvenile idiopathic arthritis. - Cantarini, L.; Brizi, M. G.; Simonini, G.; Giani, T.; Vitale, A.; Fioravanti, A.; Bacarelli, M. R.; Mauro, Galeazzi; Cimaz, R. (Pediatric Rheumatology, 2011)