[1] Univ Oslo, Ctr Lifespan Changes Brain & Cognit, Dept Psychol, Oslo, Norway
[2] Univ Oxford, Wellcome Ctr Integrat Neuroimaging, Dept Psychiat, Oxford, England
[3] Univ Oxford, Wellcome Ctr Integrat Neuroimaging, Oxford Ctr Human Brain Act, Oxford, England
[4] Univ Barcelona, Fac Med & Ciencies Salut, Dept Med, Barcelona, Spain
[5] Max Planck Inst Human Dev, Berlin, Germany
[6] Vitas AS, Oslo, Norway
[7] Univ Oslo, Fac Med, Inst Basic Med Sci, Dept Nutr, Oslo, Norway
[8] Copenhagen Univ Hosp Hvidovre, Danish Res Ctr Magnet Resonance, Ctr Funct & Diagnost Imaging & Res, Hvidovre, Denmark
[9] Univ Barcelona, Fac Med & Hlth Sci, Inst Invest Biomed August Pi i Sunyer IDIBAPS, Dept Med, Barcelona, Spain
[10] Univ Barcelona, Neurosci Inst, Inst Invest Biomed August Pi i Sunyer IDIBAPS, Barcelona, Spain
[11] Wellcome Ctr Integrat Neuroimaging, Oxford, England
[12] Umea Univ, Ctr Funct Brain Imaging, Umea, Sweden
[13] VU Univ Med Ctr VUmc, Amsterdam, Netherlands
[14] Univ Calif San Francisco, Global Brain Hlth Inst, Memory & Aging Ctr, San Francisco, CA 94143 USA
[15] Norwegian Inst Publ Hlth, Dept Genet & Bioinformat, POB 222 Skoyen, N-0213 Oslo, Norway