170.1850相关论文
Determination of ablation threshold of dental hard tissues irradiated with Er:YAG and Er,Cr:YSGG las
We evaluate the ablation thresholds of Er:YAG and Er,Cr:YSGG laser for enamel and dentin. A total of 140 dental slices i......
A Chinese skin colour database is established based on measurements taken from nine bodies areas of 202 Chinese individu......