1. H. H. Fox, Trans. N.Y. Acad. Sci. [Ser. II] 13, (1953), 240.
2. H. K. von Rechenberg, Phenylbutazone: Butazolidin, translated from the 2nd Ger. Edn (E. Arnold, London 1962 ).
3. H. G. Mandel and C. Davison, in: Drill’s Pharmacology in Medicine, 3rd Edn, p. 306 (Ed. J. R. Dipalma, Mcgraw-Hill Book Comp., New York 1965 ).
4. A. Loubatieres, Ann. N.Y. Acad. Sci. 71(1957), 4.
5. H. Frankeand J. Fuchs, Dt. med. Wschr. 80(1955), 1449.