@incollection{ Liu:2004:ultrasonics,
                author          = "Wu Liu and J. A. Zagzebski and T. Varghese and C. R. Dyer and U. Techavipoo",
		title		= "Automated Thermal Coagulation Segmentation of Three-Dimensional Elastographic Imaging using an Active Contour Model",
                booktitle       = "Proc. IEEE Ultrasonics Symposium",
		pages		= {36--39},
                year            = 2004 }