Dr Syed Nasir
Dr Syed Nasir
Dr Syed Nasir
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Objectives<br />
• To estimate the<br />
prevalence of respiratory<br />
symptoms among<br />
cleaners compared with<br />
administrative workers.<br />
• To identify any<br />
associations between<br />
specific occupational<br />
exposures and<br />
respiratory symptoms<br />
among cleaners.
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