1. Greulich WW, Pyle SI. Radiographic atlas of skeletal development of the hand and wrist. 2nd ed. Stanford University Press; 1976.
2. Tanner JM, Healy MJR, Goldstein H, et al. Assessment of skeletal maturity and prediction of adult height (TW3 method). 3rd ed. WB Saunders; 2001.
3. Thodberg HH, Kreiborg S, Juul A, et al. The boneXpert method for automated determination of skeletal maturity. IEEE Trans Med Imaging. 2009;28(1):52–66.
4. Fischer B, Brosig A, Welter P, et al. Content-based image retrieval applied to bone age assessment. In: Proc SPIE. vol. 7624; 2010. p. 35.
5. Ruppertshofen H, Lorenz C, Beyerlein P, et al. Fully automatic model creation for object localization utilizing the generalized Hough transform. Proc BVM. 2010; p. 281–5.