As a result , marriages had to happen within the community , including among relatives . Carter Center in Atlanta is an effort to eliminate contact blindness in several countries . Some strains cause blindness , while others come with more severe eye disease . Uganda has a goal of eliminating the disease by 2020 .
Carter Center in Atlanta is an effort to eliminate contact blindness in several countries . Some strains cause blindness , while others come with more severe eye disease . Uganda has a goal of eliminating the disease by 2020 .