TY - RPRT TI - Visual evoked response in head trauma: pattern-shift stimulus. AU - N K Gupta AU - N P Verma AU - M A Guidice AU - K A Kooi PY - 1986 DO - 10.1212/wnl.36.4.578 UR - https://pubmed.ncbi.nlm.nih.gov/3960337/ ID - 3960337 ER -