TY - RPRT TI - False negative screening tests for lupus anticoagulants--an unrecognized problem? AU - E M Jacobsen AU - F Wisløff PY - 1996 DO - 10.1016/0049-3848(96)00094-1 UR - https://pubmed.ncbi.nlm.nih.gov/8771705/ ID - 8771705 ER -