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		A Questionnaire Study on Consumers’Awareness of the Optical Technologist Law The Korean Journal of Vision Science :: Vol.19 No.3 pp.229-239 DOI:https://doi.org/10.17337/JMBI.2017.19.3.229 Open abstract    
A Questionnaire Study on Consumers’Awareness of the Optical Technologist Law
The Korean Journal of Vision Science :: Vol.19 No.3 pp.229-239
			DOI:https://doi.org/10.17337/JMBI.2017.19.3.229
			 
			