Key points are not available for this paper at this time.
In last month's Perspectives , I addressed the role of paper and microfilm as media for the preservation of written knowledge, particularly biomedical literature. A significant number of journals are now electronically archived including the American Journal of Neuroradiology ( AJNR ). The HighWire
Maurício Castillo (Thu,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: