Cerebrovascular and Neurologic Disease Associated with Antiphospholipid Antibodies:48 Cases
Neurol 40:1181-1189, Levine,S.R.,et al, 1990
Neurologic Manifestations of Progressive Systemic Sclerosis, 1972
Nebraska Med J 58:106, Aita,J.A., 1973
The Natural History of SLE by Prospective Analysis
Medicine 50:85, Estes,D.,et al, 1971