Authors: Simon J. Griffin, Knut Borch‐Johnsen, Melanie J. Davies, Kamlesh Khunti, Guy E.H.M. Rutten, Annelli Sandbæk, Stephen J. Sharp, Rebecca K. Simmons, Maureen van den Donk, Nicholas J. Wareham, Torsten Lauritzen - The Lancet 2011 cited by 460