@book {738,
	title = {4D Modeling and Estimation of Respiratory Motion for Radiation Therapy},
	series = {Biological and Medical Physics, Biomedical Engineering},
	year = {2013},
	pages = {361},
	publisher = {Springer },
	organization = {Springer },
	address = {Berlin, Heidelberg},
	isbn = {978-3-642-36440-2},
	doi = {10.1007/978-3-642-36441-9},
	author = {Jan Ehrhardt and Cristian Lorenz}
}
