Eight years ago last month (May 1974), the World Health Organization (WHO) announced the formal launching of an unprecedented international campaign to control in seven West African countries a disease called Onchocerciasis, or River Blindness. The disease was endemic in the area-about one million out of the more than 10 million people living in the seven countries were estimated to have the disease and at least 70, 000 were blind or had serious sight...
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