Chighizola, C.Pregnolato, F.Andrade, D.Tektonidou, M.Sciascia, S.Pengo, V.Ugarte, A.Belmont, H. M.Gerosa, M.Fortin, P.Lopez-Pedrera, C.Zhang, Z.Atsumi, T.De Jesus, G.Kello, N.Branch, D. W.Andreoli, L.Wahl, D.Petri, M. A.Almaraz, E. RodriguezCervera, R.Estel, G. PonsKnight, J.Willis, R.Barber, M.Esen, B. ArtimEfthymiou, M.Erkan, D.Bertolaccinion, M. L.AntiPhospholipid Syndrome Alliance2023-05-032023-05-032022-06-010003-4967http://hdl.handle.net/10668/20112enHYDROXYCHLOROQUINE REDUCES THE TITERS OF ANTI-DOMAIN 1 ANTIBODIES OVER TIME IN PATIENTS WITH PERSISTENTLY POSITIVE ANTIPHOSPHOLIPID ANTIBODIES: RESULTS FROM THE APS ACTION CLINICAL DATABASE AND REPOSITORY ("REGISTRY")conference outputopen access10.1136/annrheumdis-2022-eular.40481468-2060https://ard.bmj.com/content/annrheumdis/81/Suppl_1/484.2.full.pdf850279001398