TY - RPRT TI - Spatial filter selection for EEG-based communication. AU - D J McFarland AU - L M McCane AU - S V David AU - J R Wolpaw PY - 1997 DO - 10.1016/s0013-4694(97)00022-2 UR - https://pubmed.ncbi.nlm.nih.gov/9305287/ ID - 9305287 ER -