- Correspondence to Dr S Hajat, Department of Social and Environmental Health Research, London School of Hygiene & Tropical Medicine, 15-17 Tavistock Place, London WC1H 9SH, UK;
- Received January 31, 2013
- Revised May 16, 2013
- Accepted July 31, 2013
- First published February 3, 2014.
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