Livedoid vasculopathy and recurrent thrombosis in a patient with lupus: Seronegative antiphospholipid syndrome?

1. Sopeña, B.
2. Pérez-Rodríguez, M.T.
3. Rivera, A.
4. Ortiz-Rey, J.A.
5. Lamas, J.
6. Freire-Dapena, M.C.