Methods: This topic observation Anne the Lyu capsule treatment coronary early fights total 60, will select a case to random is divided into observationset 30 and the matched control is 30.
方法：本课题观察安律胶囊治疗冠心病早搏共60例，将入选病例随机分为观察组30例，对照组30例。
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To ensure the reliability of the precision of photograph control points by continual survey, a method is recommended that increases the appropriate numbers of the observationset and promotes …
Learning to draw and sculpt from direct observation retrains the eye to actually see what is in front of it rather than substituting its own set of shorthand symbols.