Engineering online and in-person social networks to sustain physical activity: application of a conceptual model.
Rovniak LS, Sallis JF, Kraschnewski JL, Sciamanna CN, Kiser EJ, Ray CA, Chinchilli VM, Ding D, Matthews SA, Bopp M, George DR, Hovell MF.
Rovniak LS, et al. Among authors: bopp m.
BMC Public Health. 2013 Aug 14;13:753. doi: 10.1186/1471-2458-13-753.
BMC Public Health. 2013.
PMID: 23945138
Free PMC article.
Clinical Trial.