S. Miyakis, M. D. Lockshin, T. Atsumi, D. W. Branch, R. L. Brey et al., International consensus statement on an update of the classification criteria for definite antiphospholipid syndrome (APS), J. Thromb. Haemost, vol.4, pp.295-306, 2006.

W. A. Wilson, A. E. Gharavi, T. Koike, M. D. Lockshin, D. W. Branch et al., International consensus statement on preliminary classification criteria for definite antiphospholipid syndrome: report of an international workshop, Arthritis Rheum, vol.42, pp.1309-1311, 1999.

A. Lopez-olivo, M. A. Pinto-patarroyo, G. P. Suarez-almazor, and M. E. , Systematic review of case reports of antiphospholipid syndrome following infection, Lupus, vol.25, pp.1520-1531, 2016.

S. H. Park, S. Jang, C. Park, C. , and H. , Clinical application of revised laboratory classification criteria for antiphospholipid antibody syndrome: is the follow-up interval of 12 weeks instead of 6 weeks significantly useful?, Biomed Res Int, p.2641526, 2016.

C. Solano, M. Lamuño, A. Vargas, and L. M. Amezcua-guerra, Comparison of the 1999 Sapporo and 2006 revised criteria for the classification of the antiphospholipid syndrome, Clin. Exp. Rheumatol, vol.27, pp.914-919, 2009.

V. Pengo, A. Ruffatti, D. Ross, T. Tonello, M. Cuffaro et al., Confirmation of initial antiphospholipid antibody positivity depends on the antiphospholipid antibody profile, J. Thromb. Haemost, vol.11, pp.1527-1531, 2013.

V. Pengo and G. Denas, Diagnostics and treatment of thrombotic antiphopholipid syndrome (APS): a personal perspective, Thrombosis Research, vol.169, pp.35-40, 2018.

V. Pengo, A. Tripodi, G. Reber, J. H. Rand, T. L. Ortel et al., Update of the guidelines for lupus anticoagulant detection. Subcommittee on lupus anticoagulant/antiphospholipid antibody of the scientific and standardisation committee of the international society on thrombosis and haemostasis, J. Thromb. Haemost, vol.7, pp.1737-1740, 2009.

G. Lakos, E. J. Favaloro, E. N. Harris, P. L. Meroni, A. Tincani et al., International consensus guidelines on anticardiolipin and anti-?2-glycoprotein I testing: report from the 13th International Congress on Antiphospholipid Antibodies, vol.64, pp.1-10, 2012.

D. Wahl, J. Devignes, S. Mohamed, S. Zuily, and T. Lecompte, Definition and significance of high positivity aCL ELISA, Lupus, vol.21, pp.725-726, 2012.