方法采用幽门结扎法造成大鼠消化性溃疡模型，随机分为四组。

Methods: Experimental study gastric ulcer models were established through the ligation of pylorus in mice.

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方法采用幽门结扎法造成大鼠消化性溃疡模型，随机分为四组。

Methods: Experimental study gastric ulcer models were established through the ligation of pylorus in mice.

youdao