@misc{indiciae6ced4d041496, title = {Epithelial Phenotype in Ewing's Sarcoma/Primitive Neuroectodermal Tumor.}, author = {Funda Vakar-López and Alberto G. Ayala and A. Kevin Raymond and Bogdan Czerniak}, year = {2000}, doi = {10.1177/106689690000800111}, url = {https://pubmed.ncbi.nlm.nih.gov/11493965/}, note = {Source identifier: 11493965} }