1. Berndt, R., Kollwitz, A. A., Stein, F.: Zur Diagnose der Pyelonephritis. Berl. med. Z.11, 311?317 (1960).
2. Bonomini, V., Zucchelli, P.: La biopsia renale nelle pielonefriti. G. Clin. med. (Parma)42, 713?729 (1961).
3. Brewer, D. B.: Renal biopsy, p. 72?76. London: E. Arnold LTD 1964.
4. Brun, C., Raaschou, F.: Kidney biopsy. Amer. J. Med.24, 676?691 (1958).
5. -- -- Recognition of pyelonephritis in percutaneous renal biopsy. In: Biology of pyelonephritis, ed. by E. L. Quinn and E. H. Kass, p. 225?239. Boston 1960.