We had examined microscopically 293 stomatological patients and normal persons for infective condition of oral protozoa in Nanchang, among them 152 cases were infected with Entamoeba gingivalis with an infective rate of 51.88%.

• 抽样调查了南昌市293例口腔原虫感染情况。 其中；有152名感染齿龈内阿米巴；感染率为51.；88%25;