precancerous造句
31. Objection : To observe the effect of Shenyi decoction in treating chronic atrophic gastritis and precancerous lesion.
32. Conclusion The glossoscopy of gastric mucosal precancerous lesions rat has definite characteristic and it indicates the stagnated blood mechanism of precancerous lesions.
33. Objective To explore the practical means for identifying early carcinoma and precancerous lesions with magnifying endoscope.
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