P4‐115: Electronic Records for Dementia Research: Do Behavioural Disturbances, Antihypertensives and Antidepressants Influence Decline Trajectories?. (1st July 2016) - Baker, Elizabeth; Iqbal, Ehtesham; Broadbent, Matthew; Stewart, Robert; Khondoker, Mizanur; Newhouse, Stephen J.; Dobson, Richard J.B.