author = "Andreas Seyfang and Begona Mart?nez-Salvador and Radu Serban and Jolanda Wittenberg and Silvia Miksch and Mar Marcos and Annette ten Teije and Kitty Rosenbrand",
title = "Maintaining Formal Models of Living Guidelines Efficiently",
booktitle = "Proceedings of the Eleventh European Conference on Artificial Intelligence in Medicine (AIME'07)",
year = 2007,
pages = "xxx",
publisher = "Springer Verlag",
series = "LNAI",
volume = yyy }