anchor.diff:                          var trial = data[i];
                           $("#pv-trials-table").append(
                               '<tr>'
  -                                + '<td>' + trial[0] + '</td>'
  +                                + '<td>'
  +                                    + '<a href="http://clinicaltrials.gov/show/' + trial[0] + '" target="_blank">'
  +                                        + trial[0]
  +                                    + '</a>'
  +                                + '</td>'
                                   + '<td>' + trial[1] + '</td>'
                                   + '<td>' + trial[2] + '</td>'
                                   + '<td>' + trial[3] + '</td>'
  
positive.code:                 function(data) {
                      for(var i=0; i < data.length; i++) {
                          var drug = data[i];
                          $("#pv-drugs-table").append(
                              '<tr>'
                                  + '<td>' + drug[2] + '</td>'
                                  + '<td>' + drug[1] + '</td>'
                                  + '<td>' + drug[4] + '</td>'
                                  + '<td>' + (drug[3] ? "yes" : "no") + '</td>'
                                  + '<td>' + drug[7] + '</td>'
                              + '</tr>'
                          );
  
                          keywords.push(drug[2]);
                      }
  
                      $("pv-drugs-table").dataTable();
                      populateClinicalTrialsTable(keywords);
                  }
          );
  
negative.code:    <thead>
      <tr>
          <th>Drug Name</th>
          <th>Synonyms</th>
          <th>Drug Target(s)</th>
          <th>Description</th>
          <th>FDA approved?</th>
          <th>Data Sources</th>
  