Neurological Disease Associated with Antiphospholipid Antibodies
Ann Neurol 25:221-227, Briley,D.P.,et al, 1989
Cerebrovascular Ischemia Associated with Lupus Anticoagulant
Stroke 18:257-263, Levine,S.R.&Welch,K.M.A., 1987
Neurologic Manifestations of Progressive Systemic Sclerosis, 1972
Nebraska Med J 58:106, Aita,J.A., 1973