Bioaerosols in the atmospheric environment of oil exploitation sites: spatial and temporal distribution, sources, influencing factors, health risks, and reduction efficiency of masks - Hongjie Yang; Shen He; Zongting Yao; Hao Li; Qihao Feng; Simin Huang; Zhen Chen; Jiasheng Ni; Zhishu Liang (Environmental Pollution, 2026)