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The pulmonary veins are an important source of ectopic beats, initiating frequent paroxysms of atrial fibrillation. These foci respond to treatment with radio-frequency ablation.
Abstract Emergency ligation of bleeding oesophageal varices using the Milnes Walker technique was performed in 38 patients. Haemorrhage continued or recurred in hospital in 11 p...
No figure among the western Marxist theoreticians has loomed larger in the postwar period than Louis Althusser. A rebel against the Catholic tradition in which he was raised, Al...
A growing number of sociologists, political scientists, economists, and organizational theorists have invoked the concept of social capital in the search for answers to a broade...
Output per worker varies enormously across countries. Why? On an accounting basis our analysis shows that differences in physical capital and educational attainment can only par...
Researchers have used the absorptive capacity construct to explain various organizational phenomena. In this article we review the literature to identify key dimensions of absor...
Schumpeter first reviews basic economic concepts that describe recurring economic processes of a commercially organized state in which private property, division of labor, and...
Abstract The ability to transfer best practices internally is critical to a firm's ability to build competitive advantage through the appropriation of rents from scarce internal...
Background and Purpose— The authors present an overview of the current evidence and management recommendations for evaluation and treatment of adults with acute ischemic stroke....
Stewart C. Myers President of American Finance Association 1983 This paper's title is intended to remind you of Fischer Black's well-known note on “The Dividend Puzzle,” which h...