Poletti, V., & Tomassetti, S. (2010). Ultrasound endoscopy (EBUS, EUS) as a sophisticated tool for morphological confirmation of Sarcoidosis: do we need to find new answers for an old quest?. Sarcoidosis, Vasculitis and Diffuse Lung Diseases, 27(1), 5-6. https://mattioli1885journals.com/index.php/sarcoidosis/article/view/2561