Having held discussions on the review of environmental sanitation activities of the Organization during the past ten years, and on a proposal for a future long-range programme with emphasis on the provision of piped water supplies to all communities.
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(1959). Having held discussions on the review of environmental sanitation activities of the Organization during the past ten years, and on a proposal for a future long-range programme with emphasis on the provision of piped water supplies to all communities.. World Health Organization. Regional Office for Africa.. https://apps.who.int/iris/handle/10665/105335