References
- Edling, N. P. G. (1952) Rontgenuntersuchung der Harnorgane. “Lehrbuch der Rontgendiagnostik”, G. Thieme Verlag, Stuttgart
- Klami, P. (1953) On the Visualization of Ulcerative Processes Using Hydrogen Peroxide in the Contrast Medium. Acta radiol., 39, p. 98.
- Kohler, R. (1953) Investigations on Backflow in Retrograde Pyelography. Acta radiol. Suppl., 99
- Lindbom, Å. (1944) Miliary tuberculosis after retrograde pyelography. Acta radiol., 25, p. 219.
- Schinz, H. R. , Baensch, W. E. , Friedl, E. and Uehlinger, E. (1952) Lehrbuch der Rontgendiagnostik, G. Thieme, Stuttgart