foreach $key (keys %extractDataFunctionHash)
   {
      # Loop over the data in each lines array and extract the specific
      # data for that sample. Call the function defined for that key.
      #
      #printf("calling has function: %s\n", $key);
      $extractDataFunctionHash{$key}($key, $DNRef, $EDHRef);
      $numInHash = %$EDHRef;
      printf("\nPASS: Data extraction complete for %s...%d items in hash.\n", $key, $numInHash);
   }

##</code><code>##

$EDHRef->{$key} = \@extractedLinesArray;