@conference { F.Gebhard2000,
	title = {Bone extraction from ultrasound images and surface matching with CT},
	booktitle = {CAOS: Computer Assisted Orthopaedic Surgery},
	year = {2000},
	author = {Gebhard , F. and Krivonos , O. and Liener , U.C. and Keppler , P. and Kinzl , L. and Hesser , J.}
}
