Thuraisingham, R. C.; Roger, S. D.; Macdougall, C.; Cavill, I.; Stephens, A. D.; Baker, L. R. I.; Raine, A. E. G.; Thuraisingham R. C.; Department of Nephrology, St Bartholomew's Hospital; Roger S. D.; Department of Nephrology, St Bartholomew's Hospital; Macdougall C.; Department of Nephrology, St Bartholomew's Hospital; Cavill I.; Department of Haematology, University Hospital of Wales; Stephens A. D.; Department of St Bartholomew's Hospital; Baker L. R. I.; Department of Nephrology, St Bartholomew's Hospital; Raine A. E. G.; Department of Nephrology, St Bartholomew's Hospital