Further protocol details are available at: http://biobank.ctsu.ox.ac.uk/crystal/refer.cgi?id=2367 and further description of post-processing pipelines and data outputs included in the first data release are available at: http://biobank.ctsu.ox.ac.uk/crystal/docs/brain_mri.pdf. All software used in these pipelines is freely available51, 52 and full pipeline processing scripts will shortly be publicly available.