1. Baggenstoss, A. H., and Rosenberg, E. F. (1943). Arch. Path.
2. -(1944). Ibid., 37, 54.
3. Bauer, W. (1950). In discussion on Bunim, J. J., Sokoloff, L., and Wilens, S. L. (1950). Annals of the Rheumatic Diseases, 9, 388.
4. Bayles, T. B. (1943). Amer. J. med. Sci., 205.
5. Bennett, G. A. (1943). Ann. int. Med., 19, 111.