Predictive Factors of Severe Behçet's disease: A Longitudinal, Prospective Cohort Followed Between 1981¿2020 Luísa Serpa Pinto; Sara Xavier Pires; Berta Silva; Fátima Farinha; Carlos Vasconcelos; João Araújo Correia;

Vitamin D levels in patients with small and medium vessel vasculitis Fatma Nur Korkmaz; Gulsen Ozen; Ali Ugur Unal; Asli Odabasi; Meryem Can; Ebru As¿c¿oglu; Serhan Tuglular; Haner Direskeneli;

Anti-phosphatidylserine/prothrombin antibodies in patients with polyarteritis nodosa Susy Marcela Sánchez-Cubías; Eduardo Martín-Nares; Gabriela Hernández-Molina; Carlos A. Nuñez-Alvarez; Manuel Antonio Sedano-Montoya; Angel Gabriel Vargas-Ruiz; Andrea Hinojosa-Azaola;