%0 Journal Article %T A Multiple Case Series Analysis of Six Variants of Attentional Bias Modification for Depression %A Anne-Wil Kruijt %A Peter Putman %A Willem Van der Does %J ISRN Psychiatry %D 2013 %I Hindawi Publishing Corporation %R 10.1155/2013/414170 %U http://dx.doi.org/10.1155/2013/414170