[1]
D. Hernandez-vaquero, M. A. Garcia-Sandoval, J. M. Fernandez-Carreira, A. Suarez-Vázquez, and D. Perez-Hernández, “Measurement of bone mineral density is possible with standard radiographs: A study involving total knee replacement”, ActaO, vol. 76, no. 6, pp. 791–795, Jan. 2005.