Longterm Outcome of Patients with Primary Antiphospholipid Syndrome: A Retrospective Multicenter Study

From the Rheumatology and Clinical Immunology Department, Spedali Civili and University of Brescia, Brescia; Division of Rheumatology, Department of Clinical Sciences and Community Health, Ospedale Gaetano Pini, University of Milan, Milan; Rheumatology Unit, Department of Medicine - DIMED, University of Padua, Padua; Internal Medicine and Medical Specialties Department, Policlinico Umberto I, La Sapienza University of Rome, Rome, Italy; AP-HP, Hôpital Cochin, Centre de référence maladies auto-immunes et systémiques rares, Service de Médecine Interne; AP-HP, Hospital Pitié-Salpêtrière, Centre de référence maladies auto-immunes et systémiques rares, Service de Médecine Interne, Pierre et Marie Curie Paris VI University, Paris, France; University of the West Indies, Kingston, Jamaica.