Affiliation: | University of Gothenburg, Gothenburg, Sweden (M. Nicklasson, C. Rodas, A.-M. Svennerholm, Å. Sjöling);United States Naval Medical Research Unit 3, Cairo, Egypt (J. Klena);Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA (A.L. Bourgeois);Instituto de Nutrición de Centro América y Panamá, Guatemala City, Guatemala (O. Torres) |