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Letter
Authors' response
- Correspondence to Dr Hozefa A Divan, Division of Biostatistics, Department of Preventive Medicine, Keck School of Medicine of the University of Southern California, 1540 Alcazar Street, CHP-222S, MC-90089, Los Angeles, CA, USA; divan{at}usc.edu
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Authors' response
Publication history
- Accepted January 19, 2011
- First published February 15, 2011.
Online issue publication
April 27, 2016
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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.