Prevalence of hepatitis C serum antibody in autoimmune diseases.

AGMON LEVIN, N; Ram, M; Barzilai, O; PORAT KATZ, Bs; Parikman, R; Selmi, C; Gershwin, Me; Anaya, Jm; Youinou, P; Bizzaro, N; Tincani, Angela; Tzioufas, Ag; Cervera, R; Stojanovich, L; Martin, J; GONZALEZ GAY, Ma; Valentini, G; Blank, M; Sanmarco, M; Rozman, B; Bombardieri, S; DE VITA, S; Shoenfeld, Y.