on the basis of quantitative determination of LDH, MDH, G-6-PDH, AcP,ANAE, -SH and RNA in the epithelial cells of 7 common tongue coatings found in 117 patients, models for quantitative diagnosis were created by multivariate stepwise regression method,concerning the normal white thin,deficiency-cold White thin,deficiencycold white thick,yellow thin,yellow thick,partially missing,and entirely missing tongue coatings.The results of clinical tests of these models showed that the sensitivity was 93.2%,specifici...