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1 Effect of teacher's working conditions on voice disorder in Korea: a nationwide survey
Yi-Ryoung Lee, Hyoung-Ryoul Kim, Seyoung Lee
Ann Occup Environ Med.2018;30(1):43.  Published online 2018 July 3     DOI: http://dx.doi.org/10.1186/s40557-018-0254-8
      

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