Randomized controlled trial of collaborative implementation intentions targeting working adults' physical activity
Health Psychology (2012) - Comments
pubmed: 22468716  doi: 10.1037/a0027672  issn: 1930-7810  issn: 0278-6133 

Andrew Prestwich, Mark T. Conner, Rebecca J. Lawton, Jane K. Ward, Karen Ayres, Rosemary R. C. McEachan