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There are some names that are well known in pediatric anesthesia but who were these people? For 60 years before work stations appeared, the Ayre’s T Piece was widely used. Appropriately initialed, T.P. Ayre (Philip) (Figure 1) was a Newcastle anesthetist who gave several hundred anesthetics as a student, so it was natural that he should become an anesthetist. Ayre’s T Piece was developed about 1937...
We describe and evaluate a practical, automated algorithm based on local statistical mixture modeling for segmenting single-channel, T1-weighted volumetric magnetic resonance images of the brain into gray matter, white matter, and cerebrospinal fluid. We employed a stereological sampling method to assess, prospectively, the performance of the method with respect to human experts on 10 normal T1-weighted...
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