BibTex format
@article{Howard:2011:10.1016/S0140-6736(11)60932-X,
author = {Howard, L and Salooja, N},
doi = {10.1016/S0140-6736(11)60932-X},
journal = {LANCET},
pages = {5--6},
title = {Outpatient management of pulmonary embolism},
url = {http://dx.doi.org/10.1016/S0140-6736(11)60932-X},
volume = {378},
year = {2011}
}