Lucy Smith Paintain, Gifty D. Antwi, Caroline Jones, Esther Amoako, Rose O. Adjei, Nana A. Afrah, Brian Greenwood, Daniel Chandramohan, Harry Tagbor, Jayne Webster
PLoS One. 2011; 6(8): e24035. Published online 2011 August 24. doi: 10.1371/journal.pone.0024035