BibTex format
@article{Mansfield:2019:10.1136/bmjopen-2019-031537,
author = {Mansfield, K and Crellin, E and Denholm, R and Quint, J and Smeeth, L and Cook, S and Herrett, E},
doi = {10.1136/bmjopen-2019-031537},
journal = {BMJ Open},
title = {Completeness and validity of alcohol recording in general practice within the UK: a cross-sectional study},
url = {http://dx.doi.org/10.1136/bmjopen-2019-031537},
volume = {9},
year = {2019}
}