Y. Damestani, C. L. Reynolds, J. Szu, M. S. Hsu, Y. Kodera, D. K. Binder, B. H. Park, J. E. Garay, M. P. Rao, and G. Aguilar, "Transparent nanocrystalline yttria-stabilized-zirconia calvarium prosthesis," Nanomedicine: nanotechnology, biology, and medicine 9, 1135-1138 (2013).