Tetteh, D.

Stephens, C. et al., 1997. Urban equity and urban health : using existing data to understand inequalities in health and environment in Accra, Ghana and Sao Paulo, Brazil. , pp.p. 181-202 : 1 box, 1 fig., 1 map, 6 tab. Available at: https://www.ircwash.org/sites/default/files/Stephens-1997-Urban.pdf.