The background radiation from cosmic rays increases with altitude, from 0.3 mSv per year for sea-level areas to 1.0 mSv per year for higher-altitude cities, so for best results use this on a plane or in outer space
Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there are still huge hurdles to overcome.
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关于进一步落实航经阿曼湾、霍尔木兹海峡、波斯湾海域船舶信息报送工作的通知
Peter Mandelson is facing an inquiry by the EU’s anti-fraud agency after the European Commission requested the body look into his activities during his time as trade commissioner in Brussels.
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