BibTex format
@article{Abeles:2017:10.1016/j.ijsu.2017.06.085,
author = {Abeles, A and Kwasnicki, RM and Pettengell, C and Murphy, J and Darzi, A},
doi = {10.1016/j.ijsu.2017.06.085},
journal = {INTERNATIONAL JOURNAL OF SURGERY},
pages = {295--302},
title = {The relationship between physical activity and post-operative length of hospital stay: A systematic review},
url = {http://dx.doi.org/10.1016/j.ijsu.2017.06.085},
volume = {44},
year = {2017}
}