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BACKGROUND The mechanisms responsible for the transformation of stable angina to unstable angina, a major cause of morbidity and mortality, are commonly believed to be plaque rupture and thrombosis.(More)
Swallowing (or deglutition) syncope is an uncommon, vagally-mediated etiology for syncope that may be seen in children and adults. The mechanism of syncope involves afferent impulses from the upper(More)