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Nature Reviews Neurology 2, 4–5 (1 January 2006) | doi:10.1038/ncpneuro0059

The FOUR score: a new scale for improved assessment of coma

Carol Lovegrove

Wijdicks EFM et al. (2005) Validation of a new coma scale: the FOUR score. Ann Neurol 58: 585–593 The Glasgow Coma Scale (GCS) is the most widely used method for evaluation of coma, but it has a number of shortcomings, including limited utility in intubated patients and an inability to assess brainstem reflexes.