Performance of high-resolution PET detectors consisting of long GAGG slabs with different reflectors. - Kuang, Zhonghua; Kinyanjui, Samuel Mungai; Zhang, Ling; Ren, Ning; Liu, Zheng; Tan, Qiaolai; Huang, Jianquan; Hu, Zhanli; Yang, Yongfeng (EJNMMI Physics, 2026)