Design and system evaluation of a dual-panel portable PET (DP-PET). - Zeng, Tianyi; Zheng, Jiaxu; Xia, Xinyuan; Chen, Xin; Wang, Beien; Zhang, Shuangyue; Chandler, Adam; Cao, Tuoyu; Hu, Lingzhi; Chen, Qun; Chu, Xu (EJNMMI Physics, 2021)