Journal Article
Perkins, Margaret, Ellen Brazier, Ellen Themmen, Brahima Bassane, Djeneba Diallo, Angeline Mutunga, Tuntufye Mwakajonga, and Olipa Ngobola.
"Out-of-pocket costs for facility-based maternity care in three African countries." Health policy and planning 24, no. 4 (2009): 289-300.