关于SVN的比较全面的电子书籍，详细介绍了SVN在实际开发中的使用。-On the SVN of the more comprehensive e-books, described in detail in the actual development of SVN use.

Electrocardiogram (ECG) is used in order to discover the heart disease early. Especially, R-R interval gives an useful information for the heart condition. The purpose of this study is the detection of an accurate R wave position zn order to

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