Associations of personal PM2.5-bound heavy metals and heavy metal mixture with lung function: Results from a panel study in Chinese urban residents - Jiake Zhang; Yuxiang Hu; Xing Wang; Xuejie Ding; Xingzu Cen; Bin Wang; Shijie Yang; Zi Ye; Weihong Qiu; Weihong Chen; Min Zhou (Chemosphere, 2024)