Dallas D. Parker

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PURPOSE To determine how often a prescribed threshold of hepatic contrast material enhancement is not reached at helical computed tomography (CT) of the liver in patients in a tertiary teaching hospital-based practice and which variables are predictive of failure. MATERIALS AND METHODS Hepatic helical CT was performed in 250 consecutive patients with(More)
Small quantities of the bent-core mesogen P-7PIMB were dissolved in an anticlinic liquid crystal consisting of a mixture of leftand right-handed TFMHPOBC, with enantiomer excess X = 0.2. For bent-core concentrations above C = 3 wt.-%, differential scanning calorimetry shows the disappearance of the higher temperature synclinic phase, as well as the(More)
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