O35 Timing of thromboembolic events in systemic lupus erythematosus associated to antiphospholipid syndrome; results from a population-based study set in Norway by Øyvind Molberg, Sella A Provan, Karoline Lerang, Cathrine Brunborg, Hilde Haukeland, Sigrid R Moe, Torild Garen, Antonela Botea, Anniken Orre, Heidi Øvreås, Thea Bøe, Gro Å Wivestad, Nenad Damjanic