Sevim, E., Zisa, D., Andrade, D., Sciascia, S., Pengo, V., Tektonidou, M. G., Ugarte, A., Gerosa, M., Belmont, H. M., Zamorano, M. A. A., Fortin, P. R., Ji, L., Efthymiou, M., Cohen, H., Branch, D. W., de Jesus, G. R., Andreoli, L., Petri, M., Rodriguez, E., Cervera, R., Knight, J. S., Atsumi, T., Willis, R., Roubey, R., Bertolaccini, M. L., Erkan, D., Barbhaiya, M., & , (2022). characteristics of Patients With Antiphospholipid Antibody Positivity in the APS ACTION International Clinical Database and Repository. Arthritis care & research, 74(2), 324–335. http://access.bl.uk/ark:/81055/vdc_100150579820.0x000014