Hormonal and Metabolic Evaluation in Down's Syndrome: Preliminary Evidence for TSH Dysregulation in Hyperthyrotropinemic Patients - Mancini, A; Mariotti, P; Conte, G; Milardi, D; Bianchi, A; Fusco, A; Fabrizi, M L; Panichelli, A; Littarru, G P; De Marinis, L (Experimental and Clinical Endocrinology & Diabetes, 2006)