To monitor the AMI patiants electrocardiogram paries anterior, analyse the arrhythmia of all the ECG.

对确诊为心肌梗死的病人行心电监护,分析所见的心律失常。

And the price of changes and the updated lead time should be negotiated by the both paries .

具体修改费用及修改时间双方再行商定。