Voortman, Mareye, Emmylou Beekman, Marjolein Drent, Elske Hoitsma, and Jolanda De Vries. 2018. “Determination of the Smallest Detectable Change (SDC) and the Minimal Important Difference (MID) for the Small Fiber Neuropathy Screening List (SFNSL) in Sarcoidosis”. Sarcoidosis Vasculitis and Diffuse Lung Disease 35 (4), 333-41. http://www.mattioli1885journals.com/index.php/sarcoidosis/article/view/7260.