TY - RPRT TI - A marked decrease in bispectral index with elevation of suppression ratio by cervical haematoma reducing cerebral perfusion pressure. AU - N Umegaki AU - K Hirota AU - M Kitayama AU - Y Yatsu AU - H Ishihara AU - A Mtasuki PY - 2003 DO - 10.1016/j.jocn.2002.11.001 UR - https://pubmed.ncbi.nlm.nih.gov/14592622/ ID - 14592622 ER -