Systemic lupus erythematosusde Seminar on Renal Involvement in Systemic Vasculitis (2nd 1991 Vimercate, Italy), A. Sessa, G. MeroniMateriasBlood-vesselsComplicationsCongressesDiseasesKidneysLupus NephritisLupus erythematosusSystemic lupus erythematosusTherapy