Rosenkranz et al. BMC Public Health 2010, 10:81 http://www.biomedcentral.com/1471-2458/10/81 51. Baranowski T, Anderson C, Carmack C: Mediating variable framework in physical activity interventions. How are we doing? How might we do better?. Am J Prev Med 1998, 15(4):266-297. Pre-publication history The pre-publication history for this paper can be accessed here:http://www. biomedcentral.com/1471-2458/10/81/prepub doi:10.1186/1471-2458-10-81 Cite this article as: Rosenkranz et al.: A group-randomized controlled trial for health promotion in Girl Scouts: Healthier Troops in a SNAP (Scouting Nutrition & Activity Program). BMC Public Health 2010 10:81. Page 13 of 13 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