All

Warning: mysqli_close() expects exactly 1 parameter, 0 given in /usr/local/www/apache24/l.academicdirect/Medicine/Informatics/MESH/browse/desc/index.php on line 75
 D02 Organic Chemicals D009930 +
  D02.455 Hydrocarbons D006838 +
   D02.455.426 Hydrocarbons, Cyclic D006844 +
    D02.455.426.559 Hydrocarbons, Aromatic D006841 +
     D02.455.426.559.389 Benzene Derivatives D001555 +
      D02.455.426.559.389.185 Biphenyl Compounds D001713 +
       D02.455.426.559.389.185.680 Polybrominated Biphenyls D011075 
 D02 Organic Chemicals D009930 +
  D02.455 Hydrocarbons D006838 +
   D02.455.526 Hydrocarbons, Halogenated D006846 +
    D02.455.526.368 Hydrocarbons, Brominated D006842 +
     D02.455.526.368.700 Polybrominated Biphenyls D011075