Zhou, Y., Lower, E. E., Feng, Y., Du, S., Li, H. and Baughman, R. P. (2018) “Clinical characteristics of sarcoidosis patients in the United States versus China”, Sarcoidosis, Vasculitis and Diffuse Lung Disease, 34(3), pp. 209–216. doi: 10.36141/svdld.v34i3.5727.