BibTex format
@article{Usman:2019:10.1111/ajo.12864,
author = {Usman, S and Barton, H and Wilhelm-Benartzi, C and Lees, CC},
doi = {10.1111/ajo.12864},
journal = {Australian and New Zealand Journal of Obstetrics and Gynaecology},
pages = {362--366},
title = {Ultrasound is better tolerated than vaginal examination in and before labour},
url = {http://dx.doi.org/10.1111/ajo.12864},
volume = {59},
year = {2019}
}