Season, equipment, and job function related to gastrointestinal problems in waste collectors

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      <subfield code="a">Informal reports have suggested that work as a waste collector entails exposures that cause gastrointestinal symptoms -such as nausea and diarrhoea. This study explores this hypothesis by correlating data on the type of waste collected, the persons'job function, the equipment used, and the times of the week and the year of reported nausea and diarrohoea</subfield>
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      <subfield code="t">Occupational and environmental medicine</subfield>
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      <subfield code="g">Vol. 54, nº 12, December 1997 ; p. 861-867</subfield>
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