BibTex format
@article{Pericleous:2021:10.1016/j.ejso.2020.03.222,
author = {Pericleous, M and Khan, SA},
doi = {10.1016/j.ejso.2020.03.222},
journal = {EJSO},
pages = {503--513},
title = {Epidemiology of HPB malignancy in the elderly},
url = {http://dx.doi.org/10.1016/j.ejso.2020.03.222},
volume = {47},
year = {2021}
}