Lopez Aparicio, A., A. García-Espona-Pancorbo, M. Clavero-Olmos, I. Muñoz-Roldán, and A. del Castillo-Rueda. “Hepcidin and Ferritin Levels in Fever of Unknown Origin: Is There a New Biomarker?”. European Journal of Case Reports in Internal Medicine, vol. 2, no. 6, Sept. 2015, doi:10.12890/2015_000240.