P6189Pregnancy in adults with congenital heart disease in England between 1997 and 2015: Clinical outcomes and risk factors for the peri-partum period. (28th August 2018) - Constantine, A H; Kempny, A; Swan, L; Alonso-Gonzalez, R; Rafiq, I; Johnson, M A; Wort, S J; Gatzoulis, M A; Dimopoulos, K