Surgery, complications and quality of life: a longitudinal cohort study exploring the role of psychosocial factors - Archer, SA; Pinto, A; Vuik, S; Bicknell, C; Faiz, O; Byrne, B; Johnston, M; Skapinakis, P; Athanasiou, T; Vincent, C; Darzi, A (Annals of Surgery, 2019)