1. Meningiomas;Cushing,1938
2. Orbital Tumors;Dandy,1941
3. Two tumors, meningioma and glioblastoma multiforme, in one patient;Feiring;Journ. Neurosur.,1947
4. Cerebral arteriography with diodrast (50 percent);Gross;Radiology,1941
5. Visualization of cerebral vessels by direct intra-carotid injection of thorium dioxide;Loman;Am. J. Roentgenol.,1936