TY - JOUR TI - The persistence of attention-deficit/hyperactivity disorder into young adulthood as a function of reporting source and definition of disorder T2 - Journal of abnormal psychology VL - 111 IS - 2 EP - 289 A2 - Barkley, Russell A. A2 - Fischer, Mariellen A2 - Smallish, Lori A2 - Fletcher, Kenneth A2 - Barkley, Russell A. 1949- A2 - Fischer, Mariellen A2 - Smallish, Lori A2 - Fletcher, Kenneth PY - 2002 LA - English SP - 279 SN - 0021-843X ER -