@conference {de2005pull,
	title = {Pull-Push Level Sets: A new term to encode prior knowledge for the segmentation of teeth images},
	booktitle = {Medical Imaging},
	year = {2005},
	pages = {598{\textendash}605},
	publisher = {International Society for Optics and Photonics},
	organization = {International Society for Optics and Photonics},
	author = {Rodrigo de Luis-Garc{\'\i}a and Raul San Jose-Estepar and Carlos Alberola-Lopez}
}
