TY  - RPRT
TI  - Peripheral primitive neuroectodermal tumor presenting in the retroperitoneum: a case report with immunohistochemical study.
AU  - Tufa Gemechu
AU  - Tessema Ersumo
PY  - 2002
UR  - https://pubmed.ncbi.nlm.nih.gov/12240569/
ID  - 12240569
ER  -