1. ANDREWS, K. R., and MuETHER, R. O.: J. Lab. Clin. Med., 1941, 26, 675.
2. H.: " Proc. Int. Congress on Rheumatism and Hydrology
3. Headley Bros., London, 1938.
4. CoLTiS, D. H.: Lancet, 1935, 229, 548. CoILnT?s, D. H., GIBSON, H. J., RACE, J., and SALT, H. B.: Annals of the Rheumatic Di8ea8e8, 1939, 1, 333.
5. DrscxMANN, W. J., and WEGNER, C. R.: Arch. Int. Med., 1934, 53, 188. EzIcKsoN, W. J.: J. Lab. Olin. Med., 1939, 24, 836.