Hong-Ryang Kil

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A virus infection occurred worldwide in 2009. Some previously healthy patients experienced rapidly progressive pneumonia leading to acute respiratory distress syndrome (ARDS) and even death. Th e eff ect of corticosteroids on these severely aff ected patients is controversial because of a lack of controlled clinical trials [1]. During the pandemic in South(More)
PURPOSE Neurocardiogenic syncope (NCS) is the most frequent cause of fainting during adolescence. Inappropriate cardiovascular autonomic control may be responsible for this clinical event. The head-up tilt test has been considered a diagnostic standard, but it is cumbersome and has a high false-positive rate. We performed a study to evaluate whether P-wave(More)
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