BibTex format
@article{Mitchell:2016:10.1186/s13063-016-1413-2,
author = {Mitchell, J and Hardeman, W and Pears, S and Vasconcelos, JC and Prevost, AT and Wilson, E and Sutton, S},
doi = {10.1186/s13063-016-1413-2},
journal = {Trials},
title = {Effectiveness and cost-effectiveness of a very brief physical activity intervention delivered in NHS Health Checks (VBI Trial): study protocol for a randomised controlled trial},
url = {http://dx.doi.org/10.1186/s13063-016-1413-2},
volume = {17},
year = {2016}
}