Gnerre, P., S. Buscaglia, A. Cattana, A. Pestarino, S. Ardoino, E. Venturino, and L. Parodi. “Hypocomplementemic Urticarial Vasculitis Complicated With Diffuse Alveolar Hemorrhage: A Case Report and Review of Literature”. Italian Journal of Medicine, vol. 8, no. 1, Mar. 2014, pp. 44-50, doi:10.4081/itjm.2014.155.