A novel visual dynamic nomogram to online predict the risk of unfavorable outcome in elderly aSAH patients after endovascular coiling: A retrospective study oleh Wei Lu, Wei Lu, YuLan Tong, YuLan Tong, Cheng Zhang, Lan Xiang, Liang Xiang, Chen Chen, Chen Chen, LeHeng Guo, YaJie Shan, XueMei Li, Zheng Zhao, Zheng Zhao, XiDing Pan, XiDing Pan, ZhiHong Zhao, JianJun Zou, JianJun Zou