BibTex format
@article{Prior:2013:10.1371/journal.pone.0056933,
author = {Prior, T and Wild, M and Mullins, E and Bennett, P and Kumar, S},
doi = {10.1371/journal.pone.0056933},
journal = {PLoS One},
pages = {1--5},
title = {Sex specific differences in fetal middle cerebral artery and umbilical venous doppler},
url = {http://dx.doi.org/10.1371/journal.pone.0056933},
volume = {8},
year = {2013}
}