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Langton, C. M., Pisharody, S., & Keyak, J. H. (2008). Generation of a 3D proximal femur shape from a single projection 2D radiographic image. Osteoporosis International, 20(3), 455–461. doi:10.1007/s00198-008-0665-4 
10.1007/s00198-008-0665-4