Talk:Event-related optical signal

Some possible citations:

http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6WNP-45C0TPR-33&_user=10&_coverDate=05%2F31%2F2000&_rdoc=1&_fmt=high&_orig=search&_origin=search&_sort=d&_docanchor=&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=23b276d87cdd8f0f9345cd2c1d05386b&searchtype=a

http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6VH9-43JY44K-P&_user=10&_coverDate=08%2F01%2F2001&_rdoc=1&_fmt=high&_orig=search&_origin=search&_sort=d&_docanchor=&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=e5f42a6d06120b307def80cc4c718d17&searchtype=a