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. 2011 Jan;32(1):192–198. doi: 10.3174/ajnr.A2216

Fig 5.

Fig 5.

The relationship between the 4 diagnostic age groups and PCA stage in the 117 hemispheres with less advanced steno-occlusive ICA lesions (ICA stage I or II). The asterisk indicates a significant difference between diagnostic age groups younger than 4 years and 4–7 years of age.