Researchers have identified three distinct subgroups of Sjögren syndrome (SS) with different prognoses. While previous efforts to stratify these patients were based on reported symptoms, this new ...
Proceedings of the American Mathematical Society, Vol. 55, No. 2 (Mar., 1976), pp. 424-426 (3 pages) We are concerned with torsion subgroups of Lie groups. We extend the classical result of C. Jordan ...