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Short report
Circadian variation of heart rate variability among welders
- Correspondence to Jennifer M. Cavallari, Harvard School of Public Health, Department of Environmental Health, Environmental and Occupational Medicine and Epidemiology Program, 665 Huntington Ave, FXB-103, Boston, MA 02115, USA; jcavalla{at}hsph.harvard.edu
Citation
Circadian variation of heart rate variability among welders
Publication history
- Accepted June 17, 2010
- First published August 26, 2010.
Online issue publication
September 13, 2010
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- Previous version (26 August 2010).
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© 2010, Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://group.bmj.com/group/rights-licensing/permissions.