by Bailey, Robert C, Prof, Moses, Stephen, Prof, Parker, Corette B, DrPh, Agot, Kawango, PhD, Maclean, Ian, PhD, Krieger, John N, Prof, Williams, Carolyn FM, PhD, Campbell, Richard T, Prof, Ndinya-Achola, Jeckoniah O, Prof
Published in The Lancet (British edition) (24.02.2007)