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 G03 Environment and Public Health D004778 +
  G03.850 Public Health D011634 +
   G03.850.780 Public Health Practice D015980 +
    G03.850.780.200 Communicable Disease Control D003140 +
     G03.850.780.200.800 Sanitation D012499 +
      G03.850.780.200.800.325 Food Inspection D005513 

 J01 Technology, Industry, and Agriculture D013676 +
  J01.576 Industry D007221 +
   J01.576.423 Food Industry D019649 +
    J01.576.423.850 Food Technology D005524 +
     J01.576.423.850.300 Food Inspection D005513