TY - JOUR AU - Li, Sai AU - Cao, Suzhen AU - Duan, Xiaoli AU - Zhang, Yaqun AU - Gong, Jicheng AU - Xu, Xiangyu AU - Guo, Qian AU - Meng, Xin AU - Bertrand, Mcswain AU - Zhang, Junfeng Jim PY - 2021 TI - Children’s lung function in relation to changes in socioeconomic, nutritional, and household factors over 20 years in Lanzhou JF - Journal of Thoracic Disease; Vol 13, No 7 (July 30, 2021): Journal of Thoracic Disease Y2 - 2021 KW - N2 - UR - https://jtd.amegroups.org/article/view/54198