TY - RPRT TI - Attention-deficit/hyperactivity disorder (ADHD) behaviour explained by dysfunctioning reinforcement and extinction processes. AU - Espen BorgÄ Johansen AU - Heidi Aase AU - Anneke Meyer AU - Terje Sagvolden PY - 2002 DO - 10.1016/s0166-4328(01)00434-x UR - https://pubmed.ncbi.nlm.nih.gov/11864716/ ID - 11864716 ER -