AUTHOR=Cao Jie , Zhu Xucheng , Liu Sheng , Zhang Yunfeng , Yin Congguo , Zhong Chongke , Mo Yi , Xuan Jinggang , Chen Ronghua , Zhou Chun , Huang Guoxiang , Xia Wenqing , Xing Wei , Peng Ya TITLE=A new angiographic scoring for grading the difficulty of recanalization for symptomatic non-acute middle cerebral artery occlusions JOURNAL=Frontiers in Neuroscience VOLUME=18 YEAR=2024 URL=https://www.frontiersin.org/journals/neuroscience/articles/10.3389/fnins.2024.1398749 DOI=10.3389/fnins.2024.1398749 ISSN=1662-453X