نتایج جستجو برای: occupational structure
تعداد نتایج: 1621431 فیلتر نتایج به سال:
Background and aims: Many workers face significant hazardous workplace exposures, especially indeveloping countries. The objective of this study was to investigate the prevalence of occupational riskfactors and common occupational diseases in Kerman.Methods: This study was based on data from occupational risk factor and disease monitoring systemsavailable at Kerman Provi...
The purpose of this study was to describe the content and structure of documentation of health check-ups in occupational health care. A two phase study with the Delphi-group technique was used. Participants were a purposive sample of 20 occupational health nurses. Measurements: Semi structured interviews were conducted and a questionnaire for second round which was based on the interviews. Prin...
Since 2008, Russia has been conducting special surveys on the occupational structure of employed in form a federal statistical observation «On number and needs organisations for employees by professional groups». The present study aims to assess data obtained from this 2008–2018, as well compare methodologies Federal State Statistics Service (Rosstat) International Standard Classification Occup...
in this thesis, structural, electronical, and optical properties of inverse pervskite(ca3pbo) in cubic phase have been investigated.the calculation have been done based on density functional theory and according to generalized gradiant approximate (gga) as correlating potential. in order to calculate the configurations, implementing in the wien2k code have been used from 2013 version. first of ...
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