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| | Guardian | Evidence of brain surgery 4,000 years ago |
 | | When he died, his skull was cast into the river with others, possibly as a ritual offering to a river god. |
 | | The skull is the first relic found in London of trepannation, a technique used by primitive peoples across the world. |
 | | Some 40 others have been found in Britain, dating from 5,000BC onwards, and using the same scraping method which yielded "a remarkable level of survival" compared with the cruder sawing, gouging or drilling often tried in Europe. |
| www.guardian.co.uk /print/0,3858,4485711-103690,00.html (419 words) |
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