BibTex format
@article{Orwat:2015:10.1016/j.ijcard.2015.05.116,
author = {Orwat, MI and Kempny, A and Bauer, U and Gatzoulis, MA and Baumgartner, H and Diller, G-P},
doi = {10.1016/j.ijcard.2015.05.116},
journal = {INTERNATIONAL JOURNAL OF CARDIOLOGY},
pages = {155--162},
title = {The importance of national and international collaboration in adult congenital heart disease: A network analysis of research output},
url = {http://dx.doi.org/10.1016/j.ijcard.2015.05.116},
volume = {195},
year = {2015}
}