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Pre-publication history The pre-publication history for this paper can be accessed here: http://www.biomedcentral.com/1471-2458/10/424/prepub doi:10.1186/1471-2458-10-424 Cite this article as: Kehl et al.: A descriptive analysis of relations between parents’ self-reported smoking behavior and infants’ daily exposure to environmental tobacco smoke. BMC Public Health 2010 10:424. Submit your next manuscript to BioMed Central and take full advantage of: • Convenient online submission • Thorough peer review • No space constraints or color ﬁgure charges • Immediate publication on acceptance • Inclusion in PubMed, CAS, Scopus and Google Scholar • Research which is freely available for redistribution Submit your manuscript at www.biomedcentral.com/submit