@misc{indiciae6d78c6475c27, title = {[Retroperitoneal tumors: diagnostic problems].}, author = {D Danieli and G Serio and N D'Attoma and R Benetti and F Nifosi and C Iacono}, year = {1981}, url = {https://pubmed.ncbi.nlm.nih.gov/7343115/}, note = {Source identifier: 7343115} }