BibTex format
@unpublished{Mullins:2020:10.1101/2020.03.06.20032144,
author = {Mullins, E and Evans, D and Viner, R and O'Brien, P and Morris, E},
doi = {10.1101/2020.03.06.20032144},
publisher = {Cold Spring Harbor Laboratory},
title = {Coronavirus in pregnancy and delivery: rapid review and expert consensus},
url = {http://dx.doi.org/10.1101/2020.03.06.20032144},
year = {2020}
}