Wintertime air pollution and health risk assessment of inhalation exposure to polycyclic aromatic hydrocarbons in rural China - Wei Du; Chen, Yuanchen; Zhu, Xi; Zhong, Qirui; Zhuo, Shaojie; Liu, Weijian; Ye Huang; Shen, Guofeng; Tao, Shu (Atmospheric Environment, 2018)