TY - RPRT TI - The prefrontal cortex shows context-specific changes in effective connectivity to motor or visual cortex during the selection of action or colour. AU - James B Rowe AU - Klaas E Stephan AU - Karl Friston AU - Richard S J Frackowiak AU - Richard E Passingham PY - 2004 DO - 10.1093/cercor/bhh111 UR - https://pubmed.ncbi.nlm.nih.gov/15238443/ ID - 15238443 ER -