@article {Tang2000,
	title = {Fiducial registration from a single X-ray image: a new technique for fluoroscopy guidance and radiotherapy},
	journal = {Lecture Notes in Computer Science Medical Image Computing and Computer-Assisted Intervention (MICCAI)},
	volume = {1935},
	year = {2000},
	pages = {27-41},
	author = {Thomas Tang and Randy Ellis and Gabor Fichtinger}
}
