Safety of Spectacles for Children's Vision: A Cluster-Randomized Controlled Trial
Xiaochen Ma1,2, Nathan Congdon3,4,5, Hongmei Yi6, Zhongqiang Zhou3, Xiaopeng Pang7, Mirjam E. Meltzer3, Yaojiang Shi8, Mingguang He3, Yizhi Liu3, Scott Rozelle9
1China Center for Health Development Studies, Peking University, Beijing, China
2Stanford Center For International Development, Stanford University, Stanford, California
3State Key Laboratory of Ophthalmology, Zhongshan Ophthalmic Center, Sun Yat-sen University, Guangzhou, China
4ORBIS International, New York, New York
5Center for Public Health and TREE Center, Queen's University Belfast, Belfast, United Kingdom
6Center for Chinese Agricultural Policy, Institute of Geographical Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China
7School of Agricultural Economics and Rural Development, Renmin University of China, Beijing, China
8Center for Experimental Economics for Education, Shaanxi Normal University, Xi'an, China
9Freeman Spogli Institute of International Studies, Stanford University, Stanford, California
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American Journal of Ophthalmology
Tập 160
897-904
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