Correction: Influence of Schistosoma mansoni and Hookworm Infection Intensities on Anaemia in Ugandan Villages. - Goylette F Chami; Alan Fenwick; Erwin Bulte; Andreas A Kontoleon; Narcis B Kabatereine; Edridah M Tukahebwa; David W Dunne (Public Library of Science (PLoS), 2015)