@misc{indiciae29fcf96981d3, title = {Case report 703: Multifocal osteosarcoma.}, author = {P N Olson and L Prewitt and H J Griffiths and B Cherkna}, year = {1991}, doi = {10.1007/bf01106099}, url = {https://pubmed.ncbi.nlm.nih.gov/1776033/}, note = {Source identifier: 1776033} }