TY - RPRT TI - Left frontal activation during a semantic categorization task: an fMRI-study. AU - K Hugdahl AU - A Lundervold AU - L Ersland AU - A I Smievoll AU - H Sundberg AU - R Barndon AU - B E Roscher PY - 1999 DO - 10.3109/00207459908994312 UR - https://pubmed.ncbi.nlm.nih.gov/10495195/ ID - 10495195 ER -