diff --git a/csl/journal-neurosurgery.csl b/csl/journal-neurosurgery.csl
index bba513dcf..7cd1c97fd 100644
--- a/csl/journal-neurosurgery.csl
+++ b/csl/journal-neurosurgery.csl
@@ -32,6 +32,17 @@
       </substitute>
     </names>
   </macro>
+  <macro name="author-sort">
+    <names variable="author">
+      <name name-as-sort-order="all" sort-separator=" "
+	    delimiter=", " delimiter-precedes-last="always"/>
+      <label form="short" prefix=" (" suffix=")" text-case="lowercase"/>
+      <substitute>
+	<names variable="editor"/>
+	<text variable="title"/>
+      </substitute>
+    </names>
+  </macro>
   <macro name="access">
     <group>
       <text value="Available:" suffix=" "/>
@@ -99,13 +110,17 @@
   </macro>
   <citation>
     <option name="collapse" value="citation-number"/>
-    <layout prefix="[" suffix="]" delimiter=",">
-      <text variable="citation-number" />
+    <layout delimiter=",">
+      <text variable="citation-number" vertical-align="sup"/>
     </layout>
   </citation>
   <bibliography>
     <option name="et-al-min" value="6"/>
     <option name="et-al-use-first" value="6"/>
+    <sort>
+      <key macro="author-sort"/>
+      <key variable="title"/>
+    </sort>
     <layout>
       <text variable="citation-number" suffix=". "/>
       <text macro="author" suffix=":"/>