Fix ToC issue
diff --git a/_includes/toc.html b/_includes/toc.html
index 18b2645..e31987a 100644
--- a/_includes/toc.html
+++ b/_includes/toc.html
@@ -35,7 +35,6 @@
     <li>
       <a href="{{site.docs_pdf_dir}}/DataSketches_deck.pdf">Overview Slide Deck</a>
     </li>
-
   </div>
 
   <p id="research">
@@ -128,6 +127,21 @@
     <li>
       <a href="{{site.docs_dir}}/Quantiles/KllSketchVsTDigest.html">KLL sketch vs t-digest</a>
     </li>
+    
+    <p>
+      <a data-toggle="collapse" class="menu collapsed" href="#collapse_quantilesStudies">Quantiles Studies</a>
+    </p>
+    <div class="collapse" id="collapse_quantilesStudies">
+      <li>
+        <a href="{{site.docs_dir}}/Quantiles/KLLSketch.html">New KLL sketch and comparison with DoublesSketch</a>
+      </li>
+      <li>
+        <a href="{{site.docs_dir}}/Quantiles/KllSketchVsTDigest.html">KLL sketch vs t-digest</a>
+      </li>
+      <li>
+        <a href="{{site.docs_dir}}/Quantiles/DruidApproxHistogramStudy.html">Druid Approximate Histogram Study</a>
+      </li>
+    </div>
 
     <p>
       <a data-toggle="collapse" class="menu collapsed" href="#collapse_quantilesTheory">Quantiles Sketch Theory</a>
@@ -274,8 +288,7 @@
         <a href="{{site.docs_dir}}/Memory/MemoryPackage.html">Memory Package</a>
       </li>
       <li>
-        <a href="{{site.docs_dir}}/Theta/ThetaPSampling.html">
-          <i>p</i>-Sampling</a>
+        <a href="{{site.docs_dir}}/Theta/ThetaPSampling.html"><i>p</i>-Sampling</a>
       </li>
     </div>
 
diff --git a/_layouts/doc_page.html b/_layouts/doc_page.html
index 596f083..e0a5eb8 100644
--- a/_layouts/doc_page.html
+++ b/_layouts/doc_page.html
@@ -18,9 +18,6 @@
         <a href="/api/hive/snapshot/apidocs/index.html">Hive</a>,
         <a href="/api/misc/snapshot/apidocs/index.html">Misc</a>
       </h4>
-      <h4>Table Of Contents:
-         <a href="/docs/toc.html">ToC</a>
-      </h4>
     </div>
   </div>