title: ADD or ADHD or what exactly?-GIGO part II and other lessons in research with administrative claims.
authors.forename: Frederic R
authors.initials: FR
authors.lastname: Curtiss
authors.forename: Kathleen A
authors.initials: KA
authors.lastname: Fairman
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000188:drug therapy* / Q000191:economics*; D016527:Drug Costs / Q000706:statistics & numerical data; D017048:Health Care Costs; D006801:Humans; D007348:Insurance, Health / Q000706:statistics & numerical data