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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 +
   G03.230.150 Environment, Controlled D004780 +
    G03.230.150.150 Diving D004242 


 I03 Human Activities D006802 +
  I03.450 Leisure Activities D007899 +
   I03.450.642 Recreation D011998 +
    I03.450.642.845 Sports D013177 +
     I03.450.642.845.869 Swimming D013550 +
      I03.450.642.845.869.110 Diving D004242