Citation: | WANG De-jie, SUN Zhi-tao, YANG Chao.et al, . Urinary biomarker levels of polycyclic aromatic hydrocarbons among workers with occuapational exposure[J]. Chinese Journal of Public Health, 2015, 31(8): 1100-1105. DOI: 10.11847/zgggws2015-31-08-34 |