Age at school entry and reported symptoms of attention-deficit/hyperactivity in first graders: results of the prospective cohort study ikidS

2021 . Diefenbach, Christiane | Schmidt, Martina F. | Huss, Michael | König, Jochem | Urschitz, Michael S. | Hoffmann, Dietmar | Blettner, Maria | Queisser-Wahrendorf, Annette | Wiesel, Awi | Zepp, Fred | Faber, Jörg | Gehring, Stephan | Mildenberger, Eva | Letzel, Stephan | Elflein, Heike | Schuster, Alexander K. | Willershausen, Brita | Weusmann, Jens | Matthias, Christoph | Läßig, Anne | Imhof, Margarete | Simon, Perikles