TY - RPRT TI - Methylphenidate does not modify the impact of response frequency or stimulus sequence on performance and event-related potentials of children with attention deficit hyperactivity disorder. AU - J A Smithee AU - R Klorman AU - J T Brumaghim AU - A D Borgstedt PY - 1998 DO - 10.1023/a:1022698232481 UR - https://pubmed.ncbi.nlm.nih.gov/9700516/ ID - 9700516 ER -