Authors: Peter D. White, Kimberley Goldsmith, AL Johnson, Laura Potts, Rebacca Walwyn, JC DeCesare, HL Baber, Mary Burgess, Lucy Clark, D. L. Cox, J Bavinton, BJ Angus, Gabrielle Murphy, M. Murphy, Hazel O’Dowd, David Wilks, Paul McCrone, Trudie Chalder, Michael Sharpe - The Lancet 2011 cited by 903