BibTex format
@article{Davies:2017:10.1371/journal.pone.0171551,
author = {Davies, B and turner, KME and Leung, S and Yu, BN and Frolund, M and Benfield, T and Blanchard, J and Westh, H and Ward, H},
doi = {10.1371/journal.pone.0171551},
journal = {PLOS One},
title = {Comparison of the population excess fraction of chlamydia trachomatis infection on pelvic inflammatory disease at 12-months in the presence and absence of chlamydia testing and treatment: systematic review and retrospective cohort analysis},
url = {http://dx.doi.org/10.1371/journal.pone.0171551},
volume = {12},
year = {2017}
}