@article{ref1,
author = "C. Mavroudis and M. Gevitz and M. J. Elliott and J. P. Jacobs and J. P. Gold",
title = "Virtues of a worldwide congenital heart surgery database",
year = 2002,
journal = "Seminars in Thoracic \& Cardiovascular Surgery: Pediatric Cardiac Surgery Annual",
publisher = "Elsevier",
volume = 5,
number = 1,
pages = "126-131",
month = "Jan",
doi = "10.1053/pcsu.2002.31504",
url = "http://dx.doi.org/10.1053/pcsu.2002.31504"
}