TY  - RPRT
TI  - Primitive neuroectodermal tumors.
AU  - S Nishio
AU  - T Morioka
AU  - M Fukui
PY  - 1998
DO  - 10.1007/s003290050086
UR  - https://pubmed.ncbi.nlm.nih.gov/9732539/
ID  - 9732539
ER  -