Pheochromocytomas are rare catecholamine secreting neuroendocrine tumours arising from chromaffin cells of the sympathetic nervous system in the adrenal medulla or extra-adrenal paraganglia.A ole miss stripe out 20-years-old female presented with paroxysms of abdominal pain, palpitation, sweating and headache since last 2 years.Pheochromocytoma was
There is a variety of empirical evidence that the coverage of paradoxes in mathematics education helps to support thorough virginia mill works tobacco road acacia understanding of probabilistic and statistical concepts.However, existing literature often focuses on extensive analysis of a specific paradox, provides new perspectives or an analysis fr
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Distillation columns separating components of high relative volatility are characterised by sharp temperature profiles and a highly non-linear relationship between temperature and reboil rate.This paper presents a stability silbrade analysis of the problem in a typical case which shows that both linearisation and dynamic compensation techniques are
The subject matter of this article is the dynamic characteristics of a composite propeller blade.Determination of the modes and frequencies of natural vibrations is necessary to predict the dangerous resonance modes of aircraft engines and to identify the most stressed local zones of the blade surface.The goal of this study is to develop a verified