de Brouwer, B., Veltkamp, M., Wauters, C. A., Grutters, J. C., & Janssen, R. (2015). Propionibacterium acnes isolated from lymph nodes of patients with sarcoidosis. Sarcoidosis, Vasculitis and Diffuse Lung Diseases, 32(3), 271-274. https://mattioli1885journals.com/index.php/sarcoidosis/article/view/3999