@conference {san2001reshaping, title = {Reshaping polygonal meshes with smoothed normals extracted from ultrasound volume data: An optimization approach}, booktitle = {Medical Imaging 2001}, year = {2001}, pages = {462{\textendash}472}, publisher = {International Society for Optics and Photonics}, organization = {International Society for Optics and Photonics}, author = {Raul San Jose-Estepar and Carlos Alberola-Lopez and Juan Ruiz-Alzola} }