Jaehyung Roh

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Renewable energy resources such as wind and solar are an important component of a microgrid. However, the inherent intermittency and variability of such resources complicates microgrid operations. Meanwhile, more controllable loads (e.g., plug-in electric vehicles), distributed generators (e.g., micro gas turbines and diesel generators), and distributed(More)
Background Cephalosporin is one of the most commonly used beta-lactam antibiotics globally, and also a major offending agent of drug hypersensitivity along with penicillin. Cephalosporin skin test has been widely used in most hospitals in Korea. However, the validity of this test for prediction of immediate hypersensitivity has still not been well studied.(More)
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