StoutA. P.: Citato in L. V. Acherman: Tumors of the Retroperitoneum, Mesentery and Peritoneum.Washington, Armed Forces Institute of Pathology, 1954.
3.
HansmannG. H., BuddJ. W.: Massive anattached retroperitoneal tumors; an explanation of unattached retroperitoneal tumors based on remants of the embryonic urogenital apparatus. J.A.M.A., 98; 6–10 (1932).
4.
Kissanejk: Congenital malformatrions. In: HeptinstallR. H.: Pathology of the Kidney, 2nd, Little Brown, Boston1974.