2536901 CRS-R Coma Recovery Scale-Revised 424 2536907 CRS-R Coma Recovery Scale 18 2536902 CRS-R Conners' Rating Scales-Revised 10 2536908 CRS-R Coma Recovery Scale in its revised version 1 2536904 CRS-R compared to the sham taVNS group 1 2536909 CRS-R Conners Teacher and Parent Rating Scales-long version 1 2536910 CRS-R Conners' Rating Scales 1 2536905 CRS-R current gold standard behavioural assessment measure 1