Egwari, L, and O O Aboaba. “ Environmental Impact on the Bacteriological Quality of Domestic Water Supplies in Lagos, Nigeria ”. Revista de Saúde Pública 36, no. 4 (August 1, 2002): 513–520. Accessed April 28, 2024. https://www.revistas.usp.br/rsp/article/view/31543.