Autoimmune Polyglandular Syndrome Type II Associated with Jejunal Gastrointestinal Stromal Tumor: Diagnosis by Capsule Endoscopy - Pennazio, M; Arrigoni, A; Sprujevnik, T; Bertone, A; Cavallero, M; Spandre, M; Calvo, F; Mineccia, M; Berardengo, E; Canavese, G; Alvisi, V (Endoscopy, 2004)