@misc{indiciae4cfac722ee5b, title = {[Retroperitoneal plasmacytoma].}, author = {A Rygaard and P Schønbeck and E Widding and C Frimodt-Møller}, year = {1982}, url = {https://pubmed.ncbi.nlm.nih.gov/7101536/}, note = {Source identifier: 7101536} }