Preserved ratio impaired spirometry: clinical, imaging and artificial intelligence perspective - Jin, Qianxi; Zhang, Ziwei; Zhou, Taohu; Zhou, Xiuxiu; Jiang, Xin’ang; Xia, Yi; Guan, Yu; Liu, Shiyuan; Fan, Li (Journal of Thoracic Disease; Vol 17, No 1 (January 24, 2025): Journal of Thoracic Disease, 2025)