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© May 2005 Lorentz JÄNTSCHI && Sorana Daniela BOLBOACĂ

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 G03 Environment and Public Health D004778 +
 G03.230 Environment D004777 +
 G03.230.132 Energy-Generating Resources D004736 +
 G03.230.132.580 Nuclear Energy D009678 +
 G03.230.132.580.500 Nuclear Fission D009680 
 G03.230.132.580.520 Nuclear Fusion D009681