Rivaroxaban vs warfarin in high-risk patients with antiphospholipid syndrome

Pengo, V; Denas, G; Zoppellaro, G; Jose, Sp; Hoxha, A; Ruffatti, A; Andreoli, L; Tincani, A; Cenci, C; Prisco, D; Fierro, T; Gresele, P; Cafolla, A; De Micheli, V; Ghirarduzzi, A; Tosetto, A; Falanga, Anna; Martinelli, I; Testa, S; Barcellona, D; Gerosa, M; Banzato, A