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Summarize the value of the change of different parts in treadmill exercise test (TET) ECG to coronary heart disease (CHD) diagnosis. Four hundred and forty-five cases have been included in this investigation, which stayed in our hospital from January of 2006 to March of 2011 and underwent TET and coronary arteriography (CAG). The change of different parts in TET ECG in these patients had been retrospective...
Transfer calibration method is one of the principal calibration methods, but there is still lack of the calibration for MICROTOPS II hand-held sun photometer with this method by domestic scholar. The article makes transfer calibration and accuracy verification for MICROTOPS II hand-held sun photometer by using CE318 sun photometer which has been calibrated accurately. The verification result shows...
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