Objective To study the change of the serum gastrin(GAS)and plasma motilin(MTL)levels as well as the gastric motility in gastric cancer patients after subtotal gastrectomy.

• 目的研究胃大部分切除术后胃癌患者血清胃泌素(GAS)、血浆胃动素(MTL)和胃动力的变化情况。