Treglia, G., et al. “Emerging Role of Whole-Body 18F-Fluorodeoxyglucose Positron Emission Tomography As a Marker of Disease Activity in Patients With Sarcoidosis: A Systematic Review”. Sarcoidosis, Vasculitis and Diffuse Lung Diseases, vol. 28, no. 2, Dec. 2011, pp. 87-94, https://mattioli1885journals.com/index.php/sarcoidosis/article/view/2538.