Twenty-five reticules were counted in each specimen and yielded the number of neutrophils in 1 mm2 of the lamina propria(0.04mm2 x 25= 1 mm2 ) .

• 在每个样本里面计算25个小格的数目，然后累加起来就得到了固有层里面1平方毫米的中性粒细胞数目。