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
 D03 Heterocyclic Compounds D006571 +
  D03.438 Heterocyclic Compounds, 2-Ring D006574 +
   D03.438.810 Quinolines D011804 +
    D03.438.810.835 Quinolones D015363 +
     D03.438.810.835.661 PQQ Cofactor D045542 
 D08 Enzymes and Coenzymes D045762 +
  D08.211 Coenzymes D003067 +
   D08.211.682 PQQ Cofactor D045542