(2018-08) Murchie, Peter; Adam, Rosalind; Khor, Wei L; Raja, Edwin A; Iversen, Lisa; Brewster, David H; Lee, Amanda J; University of Aberdeen.Aberdeen Centre for Health Data Science; University of Aberdeen.Institute of Applied Health Sciences; University of Aberdeen.Other Applied Health Sciences; University of Aberdeen.Grampian Data Safe Haven (DaSH); University of Aberdeen.Medical Education; University of Aberdeen.Medical Statistics