Uncovering Problematic Designs Hindering Ubiquitous Cellular Emergency Services Access. - Yiwen Hu 002; Min-Yue Chen; Haitian Yan; Chuan-Yi Cheng; Guan-Hua Tu; Chi-Yu Li 001; Tian Xie 001; Chunyi Peng 001; Li Xiao 001; Jiliang Tang (MobiCom, 2024)