Articles with "limit values" as a keyword



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Heart rate variability in older workers during work under the Threshold Limit Values for heat exposure.

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Published in 2020 at "American journal of industrial medicine"

DOI: 10.1002/ajim.23156

Abstract: BACKGROUND The Threshold Limit Values (TLV) of the American Conference of Governmental and Industrial Hygienists indicate the levels of heat stress that all workers may be repeatedly exposed to without adverse health effects. In this… read more here.

Keywords: older workers; work; limit values; heart rate ... See more keywords
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Distribution of proteinuria- and albuminuria-to-creatinine ratios in preterm newborns

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Published in 2021 at "Pediatric Nephrology"

DOI: 10.1007/s00467-020-04838-3

Abstract: Urine protein assessment is important when glomerular disease or injury is suspected. Normal values of proteinuria already published for preterm newborns suffer from limitation, with small cohorts of patients. This prospective study was conducted to… read more here.

Keywords: born weeks; preterm newborns; upper limit; proteinuria albuminuria ... See more keywords
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Soil structure quality indicators and their limit values

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Published in 2019 at "Ecological Indicators"

DOI: 10.1016/j.ecolind.2019.05.040

Abstract: Abstract Most soil functions, such as food production, carbon and nutrient cycling or water regulation and filtration strongly depend on soil structure quality (SSQ). But SSQ is increasingly threatened by compaction, carbon loss and erosion.… read more here.

Keywords: limit values; indicators limit; soil structure; structure quality ... See more keywords
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Setting reference levels and limits for good ecological condition in terrestrial ecosystems – Insights from a case study based on the IBECA approach

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Published in 2020 at "Ecological Indicators"

DOI: 10.1016/j.ecolind.2020.106492

Abstract: Abstract Effective evidence-based nature conservation and habitat management relies on developing and refining our methodological toolbox for detecting critical ecological changes at an early stage. This requires not only optimizing the use and integration of… read more here.

Keywords: good ecological; ecological condition; condition; reference levels ... See more keywords
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Bivariate Left-Censored Measurements in Biomonitoring: A Bayesian Model for the Determination of Biological Limit Values Based on Occupational Exposure Limits

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Published in 2017 at "Annals Of Work Exposures and Health"

DOI: 10.1093/annweh/wxx031

Abstract: Biological limit values (BLV) are often determined from the occupational exposure limits (OEL) in modelling biological data obtained on a number of exposed subjects based on measurements of air exposure. In order to obtain such… read more here.

Keywords: exposure limits; exposure; method; biological limit ... See more keywords
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Systematic Numerical Analysis of Magnetic Field Partial Body Exposure and Comparison With Occupational Exposure Limit Values According to European Directive 2013/35/EU

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Published in 2017 at "Health Physics"

DOI: 10.1097/hp.0000000000000708

Abstract: Abstract According to European Directive 2013/35/EU, exposure limit values for protection against sensory and health effects are met if external electric or magnetic fields are below corresponding low and high action levels for head, trunk… read more here.

Keywords: exposure limit; field; exposure; limit values ... See more keywords
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Biological Monitoring of Occupational Exposure to Metals in Electric Steel Foundry Workers and Its Contribution to 8-Oxo-7,8-Dihydro-2′-Deoxyguanosine Levels

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Published in 2020 at "International Journal of Environmental Research and Public Health"

DOI: 10.3390/ijerph17061811

Abstract: In this study, the urinary concentrations of selected metals in workers from an electric steel foundry in Tunisia were assessed and compared with existing biological limit values and general population reference values. Moreover, the association… read more here.

Keywords: limit; electric steel; exposure; biological limit ... See more keywords
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Research on the Limit Values of Reclamation Based on Ecological Security: A Case Study of Tongzhou Bay in Rudong, Jiangsu Province

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Published in 2022 at "International Journal of Environmental Research and Public Health"

DOI: 10.3390/ijerph19148301

Abstract: Due to the growing demand for land resources, many coastal reclamation projects have been implemented around the world in recent decades. Although coastal zone reclamation provides economic benefits, it produces a series of threats to… read more here.

Keywords: tongzhou bay; limit values; study; reclamation ... See more keywords