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Research
Effect of Providing Free Glasses on Children - Educational Outcomes in China: Cluster Randomized Controlled Trial
Asia
Children
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Publication date
February 20, 2020
Publication
BMJ
Authors
Ma X, Zhou Z, Yi H, Pang X, Shi Y, Chen Q, Meltzer ME, le Cessie S, He M, Rozelle S, Liu Y, Congdon N
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