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This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Frequence of use of sick absenteeism in the workplace in terms of sick absenteeism among headquarters staff, Mazandaran University of Medical Sciences, 2010