1. Campbell,M. F.: Urology,pp. 363–405. Philadelphia:W. B. SaundersCo.1963
2. Bush, I. M.,Orkin, L. A., Winter, J.: J. Urol. 94, 168 (1965)
3. Beeson, P. B.: Yale J. Biol.Med. 28,81 (1955)
4. Heptinstall,R. H.: Pathologyof the Kidney, pp. 397–420. Boston: Little, Brown & Co. 1966
5. Kaiser, M. H., Cohen, R., Artega, I., Yawn, B. S., Mayoral, L.,Hoffert, W. R., Frazier, D.: New Engl. J. Med. 274, 500, 558 (1966)