(2014-11-06) Kurmi, Om P; Semple, Sean; Devereux, Graham S; Gaihre, Santosh; Lam, Kin Bong Hubert; Sadhra, Steven; Steiner, Markus FC; Simkhada, Padam; Smith, William CS; Ayres, Jon G; University of Aberdeen.Other Applied Health Sciences; University of Aberdeen.Grampian Data Safe Haven (DaSH); University of Aberdeen.Institute of Applied Health Sciences