Cox, Simon R. http://orcid.org/0000-0003-4036-3642
Ritchie, Stuart J.
Tucker-Drob, Elliot M.
Liewald, David C. http://orcid.org/0000-0002-0544-7368
Hagenaars, Saskia P.
Davies, Gail
Wardlaw, Joanna M. http://orcid.org/0000-0002-9812-6642
Gale, Catharine R.
Bastin, Mark E.
Deary, Ian J.
Article History
Received: 17 August 2016
Accepted: 18 October 2016
First Online: 15 December 2016
Competing interests
: The authors declare no competing financial interests.