1. From University Hospitals Southampton NHS Foundation Trust, Southampton, United Kingdom (N.C., O.R., Z.N., P.G., A.C., S.C.); Faculty of Medicine, University of Southampton, Southampton, United Kingdom (N.C., B.D.D.); Freeman Hospital, Newcastle upon Tyne, and Newcastle University, Tyne and Wear, United Kingdom (A.Z.); Golden Jubilee Hospital, Glasgow, United Kingdom (K.O.); Belfast City Hospital, Belfast, United Kingdom (C.H.); John Radcliffe Hospital, Oxford, United Kingdom (A.B.); Leeds General...