A. Iriarte, M. Rubio-Rivas, X. Corbella, and J. Mañá, “Recurrence of Löfgren’s syndrome 32 years later. A case report and review of the literature”, Sarcoidosis Vasc Diffuse Lung Dis, vol. 35, no. 3, pp. 289–291, Oct. 2018, doi: 10.36141/svdld.v35i3.7630.