Study for validate aCL antibodies (IgG and IgM) as screening to identify patients positive for aPL consensus (aCL and aB2GP1 IgG/IgM).

<p>Study for validate aCL antibodies (IgG and IgM) as screening to identify patients positive for aPL consensus (aCL and aB2GP1 IgG/IgM).</p>