Objective To investigate the gastric electrical activity changes in gastroesophageal reflux disease(GERD).
目的探讨胃食管反流病（GERD）的胃电活动变化。
Method Using the surface electrode and appliance of EGEG 2d2 to record the gastric electrical activity from the surface of the abdomen.
方法采用皮肤表面电极，从腹壁体表用EGEG -2 D2型胃电图仪记录胃电。
Method Using the surface electrode and appliance of EGEG 2d2 to record the gastric electrical activity from the surface of the abdomen.
方法采用皮肤表面电极，从腹壁体表用EGEG -2 D2型胃电图仪记录胃电。
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