Journal article (2016) - E Eising (author), S.M.H. Huisman (author), CM van Duijn (author), MRR Jarvelin (author), JA Zwart (author), L Quaye (author), DP Strachan (author), C Kubisch (author), M Dichgans (author), GD Smith (author), K Stefansson (author), A Palotie (author), Ahmed Mahfouz (author), DI Chasman (author), MD Ferrari (author), GM Terwindt (author), B de Vries (author), DR Nyholt (author), Boudewijn Lelieveldt (author), Arn M.J.M. van den Maagdenberg (author), M.J.T. Reinders (author), L.S. Vijfhuizen (author), V Anttila (author), BS Winsvold (author), TKM Arfan Ikram (author), T Freilinger (author), J Kaprio (author), DI Boomsma (author)