BibTex format
@article{Cowling:2018:10.1136/bmjqs-2017-007174,
author = {Cowling, T and Majeed, F and Harris, M},
doi = {10.1136/bmjqs-2017-007174},
journal = {BMJ Quality and Safety},
pages = {643--654},
title = {Patient experience of general practice and use of emergency hospital services in England: regression analysis of national cross-sectional time series data},
url = {http://dx.doi.org/10.1136/bmjqs-2017-007174},
volume = {27},
year = {2018}
}