5 天
The Daily Galaxy on MSNSounds Like Science Fiction: Doctors Implant a Tooth in a Man’s Eye—Now He Can See AgainWhen Brent Chapman first heard his doctor suggest surgically implanting one of his own teeth into his eye to restore his ...
Schmidt, W. J., and Keil, A., Die gesunden und die erkrankten Zahngeweve des Menschen und der Wirbeltiere in Polarizations Mikroscop (Carl Hanser, München, 1958).
Unlike bone, enamel cannot regenerate because it does not contain any living cells Dentine – this is the second hardest tissue in the body and sits underneath the enamel. Unlike tooth decay ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果