Veltkamp, M., M. Drent, and R. P. Baughman. 2016. “Infliximab or Biosimilars in Sarcoidosis; To Switch or Not to Switch?”. Sarcoidosis, Vasculitis and Diffuse Lung Disease 32 (4):280-83. https://www.mattioli1885journals.com/index.php/sarcoidosis/article/view/5001.