Validation of the preliminary criteria for the classification of catastrophic antiphospholipid syndrome
R Cervera, J Font, J A Gómez-Puerta, G Espinosa, M Cucho, S Bucciarelli, M Ramos-Casals, M Ingelmo, J-C Piette, Y Shoenfeld, R A Asherson
Annals of the Rheumatic Diseases Aug 2005, 64 (8) 1205-1209; DOI: 10.1136/ard.2004.025759