The plasma cofactor and anticardiolipin antibodies - Allegri, F; Balestrieri, G; Cattaneo, R; Martinelli, M; Tincani, A; Barcellini, W; Del Papa, N; Meroni, P L; Falco, M; Luan, F L; Valesisi, G; Sinico, A (Clin Exp Rheumatol, 1990)