Afifi, Z.E.M.

Nasser, S.S., Afifi, Z.E.M. & Soliman, A.S., 1991. Women, water and childhood diarrhoea : case study of an Egyptian village, Cairo, Egypt: Cairo University, Department of Community Medicine. Available at: https://fr.ircwash.org/sites/default/files/203.1-91WO-9760.pdf.