Jackson, Cecil; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E.
(Published by The Government Printer, Pretoria, 1954)
1. Fowl glioma has erroneously been classified as astrocytoma.
2. Two chief variants occur, more rarely astroblastoma and much more
commonly a glioma closely related structurally to glioblastoma
(spongioblastoma) ...