@article{ref1,
author = "K. F. Welke and J. P. Jacobs and K. J. Jenkins",
title = "Evaluation of quality of care for congenital heart disease",
year = 2005,
journal = "Seminars in Thoracic \& Cardiovascular Surgery: Pediatric Cardiac Surgery Annual",
publisher = "Elsevier",
volume = 8,
number = 1,
pages = "157-167",
doi = "10.1053/j.pcsu.2005.02.002",
url = "http://dx.doi.org/10.1053/j.pcsu.2005.02.002"
}