1 From the Mathematical Modelling in Medicine Group, Department of Infection, Immunity and Cardiovascular Disease, and Insigneo Institute for In Silico Medicine, University of Sheffield, United Kingdom (P.D.M., J.P.G.); and Department of Cardiology, Sheffield Teaching Hospitals NHS Foundation Trust, United Kingdom (P.D.M., J.P.G.). paul.morris@sheffield.ac.uk.
2 From the Mathematical Modelling in Medicine Group, Department of Infection, Immunity and Cardiovascular Disease, and Insigneo Institute for In Silico Medicine, University of Sheffield, United Kingdom (P.D.M., J.P.G.); and Department of Cardiology, Sheffield Teaching Hospitals NHS Foundation Trust, United Kingdom (P.D.M., J.P.G.).