TY - RPRT TI - Differentiating attention-deficit/hyperactivity disorder from pervasive developmental disorder not otherwise specified. AU - H Roeyers AU - H Keymeulen AU - A Buysse DO - 10.1177/002221949803100606 UR - https://pubmed.ncbi.nlm.nih.gov/9813954/ ID - 9813954 ER -