Blood flow changes in abstinent addicts during cue exposure and craving for their drug of choice - Lingford-Hughes,A; Daglish,MRC; Wilson,S; Weinstein,A; Malizia,AL; Melichar,JK; Stevenson,BJ; Feeney,A; Pandit,SA; Myles,JS; Grasby,PJ; Nutt,DJ (EUROPEAN NEUROPSYCHOPHARMACOLOGY, 2002)