Gridelli B, Remuzzi G
Department of Immunology and Clinics of Organ Transplantation, Ospedali Riuniti di Bergamo, Mario Negri Institute for Pharmacological Research, Bergamo, Italy.
N Engl J Med. 2000 Aug 10;343(6):404-10. doi: 10.1056/NEJM200008103430606.