Is lead in tap water still a public health problem?
Graham C M Watt, professor of general practicea, Andrew Britton, research and development coordinatorb, W Harper Gilmour, senior lecturer in medical statisticsa, Michael R Moore, reader in medicinea, Gordon D Murray, director, Robertson centre for biostatisticsa, Stuart J Robertson, operations scientistb, John Womersley, consultant in public health medicinec a University of Glasgow, Glasgow G20 7LR, b West of Scotland Water Authority, Glasgow G22 6NU, c Greater Glasgow Health Board, Glasgow G2 4JT Correspondence to: Professor Graham C M Watt, Department of General Practice, University of Glasgow, Woodside Health Centre, Glasgow G20 7LR.