Factors associated with non-fatal heart failure and atrial fibrillation or flutter within the first 30 days post COPD exacerbation: a nested case-control study - Graul, E; Nordon, C; Rhodes, K; Menon, S; Al, Ammouri M; Kallis, C; Ioannides, A; Whittaker, H; Peters, N; Quint, J (BMC Pulmonary Medicine, 2024)