Do single and multiple behavior change interventions contain different behavior change techniques? A comparison of interventions targeting physical activity in obese populations
Health Psychology (2015) - Comment
pubmed: 25528182  doi: 10.1037/hea0000185  issn: 1930-7810  issn: 0278-6133 

Jennifer Mc Sharry, Ellinor K. Olander, David P. French