BibTex format
@article{Singh:2019:10.12688/f1000research.13796.2,
author = {Singh, N and Jawad, M and Darzi, A and Lotfi, T and Nakkash, R and Hawkins, B and Akl, EA},
doi = {10.12688/f1000research.13796.2},
journal = {F1000Research},
pages = {247--247},
title = {Features of the waterpipe tobacco industry: A qualitative study of the third International Hookah Fair [version 2; peer review: 2 approved; 1 approved with reservations]},
url = {http://dx.doi.org/10.12688/f1000research.13796.2},
volume = {7},
year = {2019}
}