PLOS Medicine publishes research and commentary of general interest with clear implications for patient care, public policy or clinical research agendas.
*To whom correspondence should be addressed. E-mail: ds450@cam. ac.uk; after October 2008, firstname.lastname@example.org
Faculty of Social and Political Sciences, University of Cambridge and King's College, Cambridge, United Kingdom
Faculty of Social and Political Sciences, University of Cambridge and Emmanuel College, Cambridge, United Kingdom
Department of Epidemiology and Public Health, Yale University, New Haven, Connecticut, United States of America
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