Clinical and morphological features of kidney involvement in primary Sjogren's syndrome.

Bossini, N; Savoldi, S; Franceschini, F; Mombelloni, S; Baronio, M; Cavazzana, I; Viola, B; Valzorio, B; Mazzucchelli, C; Cattaneo, R; Scolari, Francesco; Maiorca, Rosario