Kornbluth J,Bhardwaj A . Evaluation of coma:a critical appraisal of popular scoring systems .4 .刘大为.实用重症医学.北京:人民卫生出版社,2010 .Xu M,Lei YN,Zhou JX . Use of cerebral state index to predict long-term unconsciousness in patients after elective craniotomy with d ......