RT Journal Article SR Electronic T1 Antiphosphatidylserine/Prothrombin Antibodies in Systemic Lupus Erythematosus JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1620 OP 1620 DO 10.3899/jrheum.130295 VO 40 IS 9 A1 MARIA LAURA BERTOLACCINI A1 SAVINO SCIASCIA A1 GIOVANNI SANNA A1 MUNTHER A. KHAMASHTA YR 2013 UL http://www.jrheum.org/content/40/9/1620.abstract AB