title: We cannot say whether attention deficit hyperactivity disorder exists, but we can find its molecular mechanisms.
authors.affiliation: SimulConsult, Inc., Brookline, Massachusetts. Electronic address: pediatricneurology2014@simulconsult.com.
authors.forename: Michael M
authors.initials: MM
authors.lastname: Segal
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000175:diagnosis* / Q000235:genetics*; D006801:Humans