Authors: Laura M. Lyall, Cathy Wyse, Nicholas Graham, Amy Ferguson, Donald M. Lyall, Breda Cullen, Carlos A. Celis Morales, Stephany M. Biello, Daniel Mackay, Joey Ward, Rona J. Strawbridge, Jason M. R. Gill, Mark E.S. Bailey, Jill P. Pell, Daniel J. Smıth - The Lancet 2018 cited by 407