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Historians have persistently likened strike waves to wildfires, avalanches , and epidemics. These phenomena are characterized by a power-law distribution of event sizes. This kind of analysis is applied to outbreaks of class conflict in Chicago from 1881 to 1886. Events are defined as individual strikes or miniature strike waves; size is measured by the(More)
Flash visually evoked cortical potentials (FVECPs) were recorded in 13 surgical patients under different levels of halothane anesthesia, altering the rate of stimulus frequency from 0.5 Hz to 10 Hz. VECPs were obtained in the awake state under premedication with atropine sulphate, and at end-tidal halothane concentrations of 0.38%, 0.75%, 1.13% and 1.5%.(More)
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