These findings provide evidence for a long tradition of a type of proto-dentistry in an early farming culture,Macchiarelli said in a report in the journal Nature.
These findings provide evidence for a long tradition of a type of proto-dentistry in an early farming culture,Macchiarelli said in a report in the journal Nature.
报道说，通过在巴基斯坦的挖掘工作，马基亚切利和一支国际科研小组在一个墓穴中出土的9名早期成年人的臼齿上，发现了被钻出来的小孔。这个墓穴的年代可以追溯至7500年至9000年前。