@article {vegas2012generalized,
	title = {A Generalized Gamma Mixture Model for Ultrasonic Tissue Characterization},
	journal = {Computational and mathematical methods in medicine},
	volume = {2012},
	year = {2012},
	publisher = {Hindawi Publishing Corporation},
	author = {Gonzalo Vegas-S{\'a}nchez-Ferrero and Santiago Aja-Fern{\'a}ndez and Cesar Palencia and Marcos Martin-Fernandez}
}
