https://www.selleckchem.com/pr....oducts/picropodophyl
5%) . 168 cases (34.78%) had abnormal pulmonary function. Compared with the relatively harmless group, the proportion of abnormal pulmonary function of workers in mild, moderate and severe hazard groups were higher, FEV1, FVC, FEV1/FVC values were lower, the differences were statistically significant (P less then 0.05) . The rank of coal dust (exhaled dust) was negatively correlated with FEV1, FVC and FEV1/FVC (P less then 0.01) . Conclusion Attention should be paid to the supervision and management of relatively harmless a