Open Access Email this article to a friend

Cotinine versus questionnaire: early-life environmental tobacco smoke exposure and incident asthma

Chris Carlsten*, Helen Dimich-Ward, Anne DyBuncio, Allan B Becker and Moira Chan-Yeung

BMC Pediatrics 2012, 12:187 doi:10.1186/1471-2431-12-187

Fields marked * are required


Multiple email addresses should be separated with commas or semicolons.
How can I ensure that I receive BMC Pediatrics's emails?