Altmann, S., Schreiber, J., & Damert, et al., H.-G. (2011). An isolated hand tumour as primary manifestation of sarcoidosis. Sarcoidosis, Vasculitis and Diffuse Lung Diseases, 28(1), 72-74. https://mattioli1885journals.com/index.php/sarcoidosis/article/view/2624