Factor structure, reliability, and validity of the Beck Anxiety Inventory in adolescent psychiatric inpatients.
Osman A, Hoffman J, Barrios FX, Kopper BA, Breitenstein JL, Hahn SK. Factor structure, reliability, and validity of the Beck Anxiety Inventory in adolescent psychiatric inpatients. J Clin Psychol. 2002 Apr; 58(4):443-56.