| http://www.w3.org/ns/prov#value | - rous foreign situations, a little careless handling sharp needle may puncture the intestinal folds, sharp pieces of metal may be the end of the needle pierced the intestinal folds, the consequences could be disastrous. the risk of incarceration, have greatly increased the difficulty of operation. and the operation may be unexpected gastrointestinal bleeding, perforation and other risks are very hi
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