Article info
Research report
Grandparental caregiving, income inequality and respiratory infections in elderly US individuals
- Correspondence to Dr Steven A Cohen, Department of Public Health and Family Medicine, Tufts University School of Medicine, Stearns 203D, 136 Harrison Avenue, Boston, Massachusetts 02111, USA; Steven_A.Cohen{at}tufts.edu
Citation
Grandparental caregiving, income inequality and respiratory infections in elderly US individuals
Publication history
- Accepted November 27, 2009
- First published December 8, 2009.
Online issue publication
February 04, 2011
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- Previous version (13 July 2010).
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© 2011, 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. This is an open-access article distributed under the terms of the Creative Commons Attribution Non-commercial License, which permits use, distribution, and reproduction in any medium, provided the original work is properly cited, the use is non commercial and is otherwise in compliance with the license. See: http://creativecommons.org/licenses/by-nc/2.0/ and http://creativecommons.org/licenses/by-nc/2.0/legalcode.