RT Article T1 The persistence of attention-deficit/hyperactivity disorder into young adulthood as a function of reporting source and definition of disorder JF Journal of abnormal psychology VO 111 IS 2 SP 279 OP 289 A2 Barkley, Russell A. 1949- A2 Fischer, Mariellen A2 Smallish, Lori A2 Fletcher, Kenneth LA English YR 2002 UL https://krimdok.uni-tuebingen.de/Record/1639540393 K1 Aufmerksamkeitsstörung K1 Hyperaktivität K1 Erwachsenenalter K1 Verlauf K1 Selbsteinschätzung