BibTex format
@article{Greenfield:2021:10.1136/bmjopen-2020-044033,
author = {Greenfield, G and Shmueli, L and Harvey, A and Quezada-Yamamoto, H and Davidovitch, N and Pliskin, J and Rawaf, S and Majeed, FAA and Hayhoe, B},
doi = {10.1136/bmjopen-2020-044033},
journal = {BMJ Open},
pages = {1--7},
title = {Patient-initiated second medical consultations: patient characteristics and motivating factors, impact on care and satisfaction: A systematic review},
url = {http://dx.doi.org/10.1136/bmjopen-2020-044033},
volume = {11},
year = {2021}
}