BibTex format
@article{Hopkinson:2021:10.1136/bmj.n1839,
author = {Hopkinson, NS and Stokes-Lampard, H and Dixon, J and Rae, M and Bauld, L and Woolnough, S and Goddard, A and de, Gruchy J and Griffiths, C and Walker, I and Bennett, J},
doi = {10.1136/bmj.n1839},
journal = {BMJ},
pages = {1--2},
title = {Open letter to the prime minister and secretary of state on the second anniversary of England's announcement that it would be smoke-free by 2030.},
url = {http://dx.doi.org/10.1136/bmj.n1839},
volume = {374},
year = {2021}
}