anchor.diff:              diseaseInfo.push("Serum PSA: "+serumPsa);
           }
   
  -        return diseaseInfo.join(", ")
  +        return diseaseInfo;
       }
   
       function formatPatientStatus(clinicalData) {
  
positive.code: <div id="clinical_div">
  </div>
  
  
  <div id="patient-tabs">
      <ul>
          
  
negative.code:         }
          return ret;
      }
      
      function formatCancerStudyInfo() {
          return "<a href=\"study.do?cancer_study_id="+cancerStudyId+"\"><b>"+cancerStudyName+"</b></a>";
      }
  
      function formatNav() {
          if (!CaseNavigation.hasNavCaseIds()) return "";
          return "Viewing "+(CaseNavigation.currPosition()+1)+" of "+CaseNavigation.numOfNavCases()+" samples" 
                      + "&nbsp;&nbsp;<button id='case-navigate-first'>&nbsp;&lt;&lt;&nbsp;</button>"
                      + "&nbsp;&nbsp;<button id='case-navigate-previous'>&nbsp;&lt;&nbsp;</button>"
                      + "&nbsp;&nbsp;<button id='case-navigate-next'>&nbsp;&gt;&nbsp;</button>"
                      + "&nbsp;&nbsp;<button id='case-navigate-last'>&nbsp;&gt;&gt;&nbsp;</button>";
      }
      
      function initNav() {
          if (!CaseNavigation.hasNavCaseIds()) return;
          if (!CaseNavigation.hasPrevious()) {
              $("#case-navigate-first").attr("disabled",true);
              $("#case-navigate-previous").attr("disabled",true);
          } else {
              $("#case-navigate-first").click(CaseNavigation.navToFirst);
              $("#case-navigate-previous").click(CaseNavigation.navToPrevious);
          }
          if (!CaseNavigation.hasNext()) {
              $("#case-navigate-last").attr("disabled",true);
              $("#case-navigate-next").attr("disabled",true);
          } else {
              $("#case-navigate-last").click(CaseNavigation.navToLast);
              $("#case-navigate-next").click(CaseNavigation.navToNext);
          }
      }
  
      function formatDiseaseInfo(clinicalData) {
          var diseaseInfo = [];
          
          var typeOfCancer = guessClinicalData(clinicalData,["TYPE_OF_CANCER", "CANCER_TYPE"]);
          if (typeOfCancer!==null) {
              diseaseInfo.push(typeOfCancer);
          }
  