%0 Journal Article %J Journal of neural engineering %D 2011 %T Special issue containing contributions from the Fourth International Brain-Computer Interface Meeting. %A Theresa M Vaughan %A Jonathan Wolpaw %K User-Computer Interface %B Journal of neural engineering %V 8 %P 020201 %8 04/2011 %G eng %U http://www.ncbi.nlm.nih.gov/pubmed/21436522 %R 10.1088/1741-2560/8/2/020201