In relapse group carcinoma incisal margin tissues, DI is . ±0., SPF is 0.98± ., PI is . ± .7 respectively.
In relapse group carcinoma incisal margin tissues, DI is . ±0., SPF is 0.98± ., PI is . ± .7 respectively.
复发组切端DI为. ±0.,SPF为0.98± .,PI为. ± .7。